:root{
  --aqua:#7cc7c9;
  --aqua-deep:#2f6f72;
  --crystal:#eaf6f5;
  --marble:#fbfaf7;
  --marble-2:#f1ede4;
  --ink:#1c2526;
  --ink-soft:#4a5658;
  --gold:#b9a16b;
  --white:#ffffff;
  --shadow:0 24px 60px -28px rgba(47,111,114,.45);
  --radius:18px;
  --maxw:1180px;
  --serif:"Cormorant Garamond",Georgia,serif;
  --sans:"Jost",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--ink);
  background:var(--marble);line-height:1.6;font-weight:300;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--aqua-deep);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--serif);font-weight:500;line-height:1.1;margin:0 0 .4em}
h1{font-size:clamp(2.4rem,5vw,4.2rem)}
h2{font-size:clamp(1.9rem,3.5vw,2.9rem)}
h3{font-size:1.35rem}
.container{width:min(var(--maxw),92%);margin-inline:auto}
.eyebrow{font-family:var(--sans);text-transform:uppercase;letter-spacing:.28em;font-size:.72rem;color:var(--aqua-deep);margin:0 0 1rem;font-weight:500}
.center{text-align:center}
.lede{font-size:1.15rem;color:var(--ink-soft);max-width:60ch}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.skip-link{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:.6rem 1rem;z-index:200}
.skip-link:focus{left:1rem;top:1rem}

/* buttons */
.btn{display:inline-block;font-family:var(--sans);font-weight:400;letter-spacing:.04em;
  padding:.85rem 1.7rem;border-radius:999px;cursor:pointer;border:1px solid transparent;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s;font-size:.95rem;text-align:center}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--aqua-deep),var(--aqua));color:#fff;box-shadow:var(--shadow)}
.btn-ghost{background:transparent;color:var(--ink);border-color:rgba(28,37,38,.25)}
.btn-outline{background:#fff;color:var(--aqua-deep);border-color:var(--aqua)}
.btn.small{padding:.6rem 1.1rem;font-size:.85rem}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(251,250,247,.82);backdrop-filter:blur(14px);border-bottom:1px solid rgba(124,199,201,.25)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:1rem 0}
.brand{display:flex;align-items:center;gap:.6rem}
.brand:hover{text-decoration:none}
.brand-mark{width:26px;height:26px;border-radius:6px;background:linear-gradient(135deg,var(--aqua),var(--crystal));box-shadow:inset 0 0 0 1px rgba(255,255,255,.6),0 4px 14px -4px var(--aqua);transform:rotate(45deg)}
.brand-name{font-family:var(--serif);font-size:1.5rem;color:var(--ink);letter-spacing:.02em}
.nav-links{display:flex;gap:1.8rem;list-style:none;margin:0;padding:0;align-items:center}
.nav-links a{color:var(--ink);font-size:.95rem;letter-spacing:.03em}
.nav-cta{background:var(--ink);color:#fff!important;padding:.55rem 1.2rem;border-radius:999px}
.nav-cta:hover{text-decoration:none;background:var(--aqua-deep)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span:not(.sr-only){width:24px;height:2px;background:var(--ink);display:block;transition:.3s}

/* hero */
.hero{position:relative;overflow:hidden;padding:clamp(4rem,9vw,8rem) 0;background:radial-gradient(120% 100% at 80% 0%,var(--crystal),var(--marble) 60%)}
.hero-glass{position:absolute;inset:0;pointer-events:none}
.hero-glass .pane{position:absolute;border-radius:24px;background:linear-gradient(135deg,rgba(124,199,201,.35),rgba(234,246,245,.05));backdrop-filter:blur(2px);box-shadow:inset 0 0 0 1px rgba(255,255,255,.4)}
.pane.p1{width:280px;height:360px;top:-40px;right:6%;transform:rotate(12deg);animation:float 9s ease-in-out infinite}
.pane.p2{width:180px;height:240px;top:34%;right:22%;transform:rotate(-8deg);animation:float 11s ease-in-out infinite reverse}
.pane.p3{width:140px;height:180px;bottom:-30px;right:38%;transform:rotate(18deg);animation:float 13s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0) rotate(12deg)}50%{transform:translateY(-22px) rotate(8deg)}}
.hero-inner{position:relative;z-index:2;max-width:760px}
.hero-lead{font-size:1.25rem;color:var(--ink-soft);max-width:54ch;margin:1.4rem 0 2rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}
.hero-stats{display:flex;gap:2.5rem;margin:3.2rem 0 0;flex-wrap:wrap}
.hero-stats div{border-left:2px solid var(--aqua);padding-left:1rem}
.hero-stats dt{font-family:var(--serif);font-size:2rem;color:var(--aqua-deep)}
.hero-stats dd{margin:0;font-size:.9rem;color:var(--ink-soft);max-width:18ch}

/* split sections */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4.5rem);align-items:center;padding:clamp(3.5rem,8vw,6.5rem) 0}
.split.reverse .split-media{order:-1}
.split-media{position:relative}
.split-media img{border-radius:var(--radius);box-shadow:var(--shadow);object-fit:cover;width:100%;aspect-ratio:9/11}
.split-media figcaption{font-size:.8rem;color:var(--ink-soft);margin-top:.7rem;text-align:center;font-style:italic}
.steps{list-style:none;margin:2rem 0 0;padding:0;display:grid;gap:1.6rem}
.steps li{display:flex;gap:1.2rem}
.step-no{font-family:var(--serif);font-size:1.6rem;color:var(--aqua);min-width:2.2rem}
.steps h3{margin-bottom:.2em}
.steps p{margin:0;color:var(--ink-soft)}

/* expertises */
.expertises{padding:clamp(3.5rem,8vw,6rem) 0;background:linear-gradient(180deg,var(--marble),var(--crystal) 120%)}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;margin-top:2.6rem}
.card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:0 18px 40px -30px rgba(47,111,114,.5);border:1px solid rgba(124,199,201,.18);transition:transform .3s ease,box-shadow .3s ease}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.card img{aspect-ratio:3/2;object-fit:cover}
.card h3{padding:1.2rem 1.2rem 0;font-size:1.2rem}
.card p{padding:.4rem 1.2rem 1.4rem;margin:0;color:var(--ink-soft);font-size:.95rem}

/* quote band */
.quote-band{background:var(--ink);color:var(--crystal);padding:clamp(3rem,7vw,5rem) 0}
.quote-band blockquote{font-family:var(--serif);font-size:clamp(1.5rem,3vw,2.3rem);line-height:1.3;margin:0;text-align:center;max-width:24ch;margin-inline:auto}
.quote-band cite{display:block;font-family:var(--sans);font-style:normal;font-size:.9rem;color:var(--aqua);margin-top:1.4rem;letter-spacing:.05em}

/* tarifs */
.tarifs{padding:clamp(3.5rem,8vw,6rem) 0}
.tarifs-lede{margin:1rem auto 0}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;margin:3rem 0 1.5rem;align-items:stretch}
.price-card{background:#fff;border-radius:var(--radius);padding:2.2rem 1.8rem;border:1px solid rgba(124,199,201,.22);box-shadow:0 18px 40px -30px rgba(47,111,114,.4);display:flex;flex-direction:column;position:relative}
.price-card.featured{border:1.5px solid var(--aqua);box-shadow:var(--shadow);transform:translateY(-8px)}
.ribbon{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--gold),#d8c79a);color:#3a3118;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;padding:.35rem 1rem;border-radius:999px;font-weight:500;white-space:nowrap}
.price{font-family:var(--serif);font-size:1rem;color:var(--ink-soft);margin:.4rem 0 0}
.price span{font-size:2.4rem;color:var(--ink);display:inline-block}
.price-sub{font-size:.85rem;color:var(--ink-soft);margin:.2rem 0 1.4rem}
.price-card ul{list-style:none;padding:0;margin:0 0 1.8rem;display:grid;gap:.7rem;flex:1}
.price-card li{position:relative;padding-left:1.5rem;font-size:.95rem;color:var(--ink-soft)}
.price-card li::before{content:"";position:absolute;left:0;top:.55em;width:8px;height:8px;border-radius:2px;background:var(--aqua);transform:rotate(45deg)}
.tarifs-note{font-size:.9rem;color:var(--ink-soft);margin-top:1rem}

/* values */
.values{list-style:none;padding:0;margin:1.8rem 0 0;display:grid;gap:1rem}
.values li{padding-left:1.4rem;position:relative;color:var(--ink-soft)}
.values li::before{content:"";position:absolute;left:0;top:.6em;width:8px;height:8px;background:var(--aqua);border-radius:50%}
.values strong{color:var(--ink);font-weight:500}

/* contact */
.contact{background:linear-gradient(180deg,var(--crystal),var(--marble));padding-bottom:clamp(3rem,7vw,5rem)}
.contact-coords{list-style:none;padding:0;margin:2rem 0 0;display:grid;gap:1.2rem}
.contact-coords li{display:grid;gap:.15rem}
.ci-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.2em;color:var(--aqua-deep)}
.contact-form{background:#fff;border-radius:var(--radius);padding:clamp(1.6rem,3vw,2.4rem);box-shadow:var(--shadow);border:1px solid rgba(124,199,201,.2)}
.field{margin-bottom:1.1rem;display:flex;flex-direction:column}
.field label{font-size:.88rem;margin-bottom:.35rem;color:var(--ink)}
.field input,.field select,.field textarea{font-family:var(--sans);font-size:.95rem;padding:.75rem .9rem;border:1px solid rgba(28,37,38,.18);border-radius:10px;background:var(--marble);color:var(--ink);transition:border .2s,box-shadow .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--aqua);box-shadow:0 0 0 3px rgba(124,199,201,.25)}
.field textarea{resize:vertical}
.field.check{flex-direction:row;align-items:flex-start;gap:.6rem}
.field.check input{margin-top:.25rem}
.field.check label{font-size:.82rem;color:var(--ink-soft);margin:0}
.error{color:#b4452f;font-size:.78rem;margin-top:.3rem;min-height:1em}
.form-status{margin:.8rem 0 0;font-size:.9rem;color:var(--aqua-deep)}

/* footer */
.site-footer{background:var(--ink);color:#cfd9d9;padding:clamp(2.6rem,5vw,4rem) 0 1.5rem;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.3fr 1.3fr;gap:2rem}
.footer-brand .brand-name{color:#fff}
.footer-brand p{color:#9fb0b0;max-width:30ch;margin-top:.6rem}
.footer-col h4{color:#fff;font-family:var(--sans);font-size:.78rem;text-transform:uppercase;letter-spacing:.18em;margin:0 0 1rem}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:.55rem}
.footer-col a{color:#cfd9d9}
.footer-col a:hover{color:var(--aqua)}
.footer-base{display:flex;justify-content:space-between;align-items:center;border-top:1px solid rgba(255,255,255,.1);margin-top:2.4rem;padding-top:1.4rem;flex-wrap:wrap;gap:1rem}
.footer-base p{margin:0;color:#9fb0b0;font-size:.85rem}
.link-btn{background:none;border:0;color:var(--aqua);cursor:pointer;font-family:var(--sans);font-size:.85rem;text-decoration:underline}

/* cookie banner */
.cookie-banner{position:fixed;bottom:1rem;left:50%;transform:translateX(-50%);width:min(640px,94%);background:#fff;border-radius:var(--radius);box-shadow:0 30px 70px -20px rgba(28,37,38,.45);border:1px solid rgba(124,199,201,.3);z-index:300;padding:1.4rem 1.6rem}
.cookie-banner p{margin:0 0 1rem;font-size:.9rem;color:var(--ink-soft)}
.cookie-actions{display:flex;gap:.7rem;flex-wrap:wrap;justify-content:flex-end}
.cookie-settings{margin-top:1.2rem;border-top:1px solid rgba(28,37,38,.12);padding-top:1rem;display:grid;gap:.8rem}
.cookie-row{display:flex;align-items:center;gap:.6rem;font-size:.9rem;color:var(--ink-soft)}
.cookie-row span{margin-left:auto;font-size:.75rem;color:var(--aqua-deep)}

/* legal pages */
.legal-main{padding:clamp(2.5rem,6vw,4.5rem) 0;background:var(--marble)}
.legal-main .container{max-width:820px}
.legal-main h1{margin-bottom:.3em}
.legal-updated{color:var(--ink-soft);font-size:.9rem;margin-bottom:2.5rem}
.legal-main h2{font-size:1.5rem;margin-top:2.4rem}
.legal-main p,.legal-main li{color:var(--ink-soft)}
.legal-main ul{padding-left:1.2rem}
.legal-main a{color:var(--aqua-deep)}
.back-home{display:inline-block;margin-top:2.5rem;font-size:.9rem}

@media(max-width:920px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr;max-width:460px;margin-inline:auto}
  .price-card.featured{transform:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr}
  .split.reverse .split-media{order:0}
  .split-media{max-width:480px;margin-inline:auto}
}
@media(max-width:680px){
  .nav-toggle{display:flex}
  .nav-links{position:absolute;top:100%;right:4%;left:4%;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:.5rem;border-radius:14px;box-shadow:var(--shadow);display:none}
  .nav-links.open{display:flex}
  .nav-links li{border-bottom:1px solid rgba(28,37,38,.07)}
  .nav-links li:last-child{border:0}
  .nav-links a{display:block;padding:.85rem 1rem}
  .nav-cta{text-align:center;margin:.4rem}
  .hero-stats{gap:1.4rem}
  .cards{grid-template-columns:1fr;max-width:380px;margin-inline:auto}
  .footer-grid{grid-template-columns:1fr}
  .cookie-actions{justify-content:stretch}
  .cookie-actions .btn{flex:1}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important;transition:none!important}
}