*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --brown-dark:#2A1A0E;
  --brown:#3C2415;
  --brown-mid:#6B4C3B;
  --gold:#C4A265;
  --gold-light:#D4B97A;
  --beige:#F5F0E8;
  --cream:#FDFAF5;
  --white:#fff;
  --bad:#A3372F;
  --bad-bg:#FBEDEC;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'DM Sans',sans-serif;color:var(--brown-dark);background:var(--cream);overflow-x:hidden}

/* ── UTILITIES ── */
.container{max-width:1100px;margin:0 auto;padding:0 24px}
.reveal{opacity:0;transform:translateY(40px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ── HEADER / NAV ── */
header{position:fixed;top:0;left:0;width:100%;z-index:100;padding:18px 0;transition:background .3s,box-shadow .3s}
header.scrolled{background:rgba(253,250,245,.95);backdrop-filter:blur(8px);box-shadow:0 2px 20px rgba(42,26,14,.08)}
header .container{display:flex;align-items:center;justify-content:space-between}
.logo{font-family:'Playfair Display',serif;font-size:1.6rem;font-weight:700;color:var(--brown);letter-spacing:-.02em}
.logo span{color:var(--gold)}
header .nav-actions{display:flex;align-items:center;gap:12px}
header .cta-login{border:1.5px solid var(--brown);color:var(--brown);padding:9px 22px;border-radius:6px;text-decoration:none;font-weight:600;font-size:.9rem;transition:background .25s,color .25s,transform .25s;background:transparent}
header .cta-login:hover{background:var(--brown);color:var(--cream);transform:translateY(-1px)}
header .cta-nav{background:var(--brown);color:var(--cream);padding:10px 24px;border-radius:6px;text-decoration:none;font-weight:600;font-size:.9rem;transition:background .25s,transform .25s}
header .cta-nav:hover{background:var(--brown-mid);transform:translateY(-1px)}

/* ── HERO ── */
.hero{padding:160px 0 100px;text-align:center;background:linear-gradient(170deg,var(--cream) 0%,var(--beige) 100%);position:relative;overflow:hidden}
.hero::after{content:'';position:absolute;bottom:0;left:0;width:100%;height:120px;background:linear-gradient(to bottom,transparent,var(--cream))}
.hero h1{font-family:'Playfair Display',serif;font-size:clamp(2rem,5vw,3.2rem);font-weight:700;color:var(--brown);max-width:800px;margin:0 auto 20px;line-height:1.2}
.hero p{font-size:1.15rem;color:var(--brown-mid);max-width:600px;margin:0 auto 40px;line-height:1.6}
.hero .badge{display:inline-block;background:var(--gold);color:var(--white);padding:6px 16px;border-radius:20px;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:28px}
.btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--brown);color:var(--cream);padding:16px 36px;border-radius:8px;text-decoration:none;font-weight:700;font-size:1.05rem;transition:all .3s;box-shadow:0 4px 20px rgba(42,26,14,.2)}
.btn-primary:hover{background:var(--gold);color:var(--brown-dark);transform:translateY(-2px);box-shadow:0 8px 30px rgba(196,162,101,.3)}
.btn-primary svg{width:18px;height:18px;fill:currentColor}

/* ── SECTION SHARED ── */
section{padding:90px 0}
.section-label{display:inline-block;color:var(--gold);font-weight:700;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px}
.section-title{font-family:'Playfair Display',serif;font-size:clamp(1.6rem,3.5vw,2.4rem);font-weight:700;color:var(--brown);margin-bottom:16px;line-height:1.2}
.section-subtitle{color:var(--brown-mid);font-size:1.05rem;max-width:580px;line-height:1.6}
.section-head{text-align:center;margin-bottom:60px}
.section-head .section-subtitle{margin:0 auto}

/* ── STEPS ── */
.steps{background:var(--beige)}
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:40px;counter-reset:step}
.step{text-align:center;position:relative}
.step-number{width:56px;height:56px;border-radius:50%;background:var(--brown);color:var(--gold-light);font-family:'Playfair Display',serif;font-size:1.4rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;position:relative}
.step-number::after{content:'';position:absolute;inset:-4px;border-radius:50%;border:2px solid var(--gold);opacity:.4}
.step h3{font-size:1.05rem;font-weight:700;color:var(--brown);margin-bottom:8px}
.step p{color:var(--brown-mid);font-size:.9rem;line-height:1.5}
.step-connector{display:none}
@media(min-width:768px){
  .step-connector{display:block;position:absolute;top:28px;left:calc(50% + 36px);width:calc(100% - 72px);height:2px;background:repeating-linear-gradient(90deg,var(--gold),var(--gold) 6px,transparent 6px,transparent 12px)}
  .step:last-child .step-connector{display:none}
}

/* ── SHOWCASE ── */
.showcase{background:var(--cream)}
.showcase-block{margin-bottom:72px}
.showcase-block:last-child{margin-bottom:0}
.showcase-block-label{display:inline-block;color:var(--gold);font-weight:700;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}
.showcase-block-title{font-family:'Playfair Display',serif;font-size:clamp(1.3rem,2.5vw,1.8rem);font-weight:700;color:var(--brown);margin-bottom:6px}
.showcase-block-model{font-size:.9rem;color:var(--brown-mid);margin-bottom:24px}
.showcase-pair{display:grid;grid-template-columns:1fr auto 1fr;gap:0;align-items:center}
@media(max-width:700px){.showcase-pair{grid-template-columns:1fr;gap:16px}}
.showcase-img-wrap{border-radius:14px;overflow:hidden;background:var(--beige);position:relative;border:1px solid rgba(196,162,101,.15)}
.showcase-img-wrap img{width:100%;height:100%;object-fit:cover;display:block}
.showcase-img-wrap .stag{position:absolute;top:14px;left:14px;padding:6px 14px;border-radius:6px;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.stag.before{background:var(--brown);color:var(--gold-light)}
.stag.after{background:var(--gold);color:var(--brown-dark)}
.showcase-arrow{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:0 20px;color:var(--gold);font-weight:700;font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;gap:6px}
.showcase-arrow svg{width:28px;height:28px;fill:var(--gold)}
@media(max-width:700px){.showcase-arrow{flex-direction:row;padding:0}.showcase-arrow svg{width:20px;height:20px}}

/* ── MULTI-MODEL ROW (bassins) ── */
.model-row{display:flex;flex-wrap:wrap;gap:14px;align-items:stretch;justify-content:center;margin-top:8px}
.model-card{flex:1 1 210px;max-width:250px}
.model-card .showcase-img-wrap{aspect-ratio:4/3}
.model-card p{margin-top:10px;font-size:.85rem;font-weight:600;color:var(--brown);text-align:center}
.model-sep{display:flex;align-items:center;color:var(--gold);flex:0 0 auto}
.model-sep svg{width:20px;height:20px;fill:var(--gold)}
@media(max-width:700px){.model-sep{display:none}}

/* ── FIABILITÉ / HALLUCINATION ── */
.hallu{background:var(--beige)}
.hallu-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:52px}
@media(max-width:860px){.hallu-grid{grid-template-columns:1fr;max-width:420px;margin-left:auto;margin-right:auto}}
.hallu-card .showcase-img-wrap{aspect-ratio:1/1}
.hallu-caption{margin-top:14px;font-size:.85rem;color:var(--brown-mid);line-height:1.5;text-align:center}
.hallu-caption--bad{color:var(--bad);font-weight:600}
.hallu-caption--good{color:var(--brown);font-weight:600}
.stag.bad{background:var(--bad);color:#fff}
.pin{position:absolute;transform:translate(-50%,-50%);background:rgba(163,55,47,.95);color:#fff;font-size:.66rem;font-weight:700;padding:4px 10px;border-radius:20px;white-space:nowrap;box-shadow:0 2px 10px rgba(0,0,0,.3);pointer-events:none}
.hallu-compare{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:700px){.hallu-compare{grid-template-columns:1fr}}
.compare-col{background:var(--white);border-radius:14px;padding:30px 28px;border:1px solid rgba(196,162,101,.15)}
.compare-col--bad{border-color:rgba(163,55,47,.25)}
.compare-col h4{font-family:'Playfair Display',serif;font-size:1.1rem;margin-bottom:16px;color:var(--brown)}
.compare-col--bad h4{color:var(--bad)}
.compare-col ul{list-style:none}
.compare-col li{position:relative;padding:7px 0 7px 24px;font-size:.88rem;color:var(--brown-mid);line-height:1.5}
.compare-col--bad li::before{content:'✕';position:absolute;left:0;top:7px;color:var(--bad);font-weight:700}
.compare-col--good li::before{content:'✓';position:absolute;left:0;top:7px;color:var(--gold);font-weight:700}

/* ── PRICING ── */
.pricing{background:var(--beige)}
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;align-items:stretch}
.price-card{background:var(--white);border-radius:16px;padding:36px 28px;border:1px solid rgba(196,162,101,.12);display:flex;flex-direction:column;transition:transform .35s,box-shadow .35s}
.price-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(42,26,14,.08)}
.price-card.featured{background:var(--brown);color:var(--cream);border:2px solid var(--gold);position:relative;transform:scale(1.03)}
.price-card.featured:hover{transform:scale(1.03) translateY(-4px)}
.price-card.featured .price-tag{color:var(--gold-light)}
.price-card.featured .price-name{color:var(--cream)}
.price-card.featured .price-desc{color:rgba(255,255,255,.6)}
.price-card.featured .price-feat{color:rgba(255,255,255,.8)}
.price-card.featured .price-feat li::before{color:var(--gold-light)}
.price-card.featured .btn-price{background:var(--gold);color:var(--brown-dark)}
.price-card.featured .btn-price:hover{background:var(--gold-light)}
.featured-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--gold);color:var(--brown-dark);padding:4px 18px;border-radius:20px;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap}
.price-name{font-family:'Playfair Display',serif;font-size:1.3rem;font-weight:700;color:var(--brown);margin-bottom:6px}
.price-tag{font-size:2.6rem;font-weight:700;color:var(--brown);line-height:1}
.price-tag small{font-size:.9rem;font-weight:500}
.price-setup{font-size:.85rem;color:var(--brown-mid);margin:6px 0 8px}
.price-card.featured .price-setup{color:rgba(255,255,255,.5)}
.price-no-commit{font-size:.78rem;color:var(--gold);font-weight:700;margin-bottom:20px;display:flex;align-items:center;gap:4px}
.price-card.featured .price-no-commit{color:var(--gold-light)}
.price-desc{font-size:.88rem;color:var(--brown-mid);margin-bottom:20px;line-height:1.5}
.price-feat{list-style:none;margin-bottom:28px;flex:1}
.price-feat li{padding:6px 0;font-size:.88rem;color:var(--brown-mid);position:relative;padding-left:22px}
.price-feat li::before{content:'✓';position:absolute;left:0;color:var(--gold);font-weight:700}
.btn-price{display:block;text-align:center;padding:14px;border-radius:8px;background:var(--brown);color:var(--cream);text-decoration:none;font-weight:700;font-size:.95rem;transition:all .25s}
.btn-price:hover{background:var(--brown-mid);transform:translateY(-1px)}

/* ── ADVANTAGES ── */
.advantages{background:var(--brown);color:var(--cream);padding:70px 0}
.adv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:32px}
.adv-item{display:flex;align-items:flex-start;gap:14px}
.adv-icon{width:40px;height:40px;border-radius:10px;background:rgba(196,162,101,.15);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.adv-icon svg{width:20px;height:20px;fill:var(--gold-light)}
.adv-item h4{font-size:.95rem;font-weight:700;color:var(--cream);margin-bottom:4px}
.adv-item p{font-size:.83rem;color:rgba(255,255,255,.55);line-height:1.5}

/* ── FINAL CTA ── */
.final-cta{background:linear-gradient(135deg,var(--beige),var(--cream));text-align:center;padding:90px 0}
.final-cta .section-title{max-width:600px;margin:0 auto 16px}
.final-cta .section-subtitle{margin:0 auto 36px}

/* ── FOOTER ── */
footer{background:var(--brown-dark);color:rgba(255,255,255,.5);text-align:center;padding:32px 0;font-size:.82rem}
footer a{color:var(--gold-light);text-decoration:none}

/* ── FLOATING BTN ── */
.floating-cta{position:fixed;bottom:28px;right:28px;z-index:99;background:var(--gold);color:var(--brown-dark);width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(196,162,101,.4);cursor:pointer;transition:transform .3s,box-shadow .3s;text-decoration:none}
.floating-cta:hover{transform:scale(1.1);box-shadow:0 6px 28px rgba(196,162,101,.5)}
.floating-cta svg{width:26px;height:26px;fill:var(--brown-dark)}
.floating-cta .tooltip{position:absolute;right:72px;background:var(--brown);color:var(--cream);padding:8px 16px;border-radius:8px;font-size:.8rem;font-weight:600;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .3s}
.floating-cta:hover .tooltip{opacity:1}

/* ── RESPONSIVE ── */
@media(max-width:600px){
  section{padding:60px 0}
  .hero{padding:130px 0 70px}
  .pricing-grid{gap:16px}
  .price-card.featured{transform:none}
  .price-card.featured:hover{transform:translateY(-4px)}
  .floating-cta{bottom:18px;right:18px;width:52px;height:52px}
}
/* ══════════════════════════════════════════
   ÉLÉMENTS COMMUNS AJOUTÉS (page d'accueil)
   ══════════════════════════════════════════ */

/* ── LOGO CLIQUABLE ── */
a.logo{text-decoration:none}

/* ── NAV : lien secteurs ── */
header .nav-link{color:var(--brown);text-decoration:none;font-weight:600;font-size:.9rem;padding:9px 6px;transition:color .25s}
header .nav-link:hover{color:var(--gold)}
@media(max-width:600px){header .nav-link{display:none}}

/* ── HERO : double CTA ── */
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.btn-secondary{display:inline-flex;align-items:center;gap:8px;border:1.5px solid var(--brown);color:var(--brown);padding:16px 32px;border-radius:8px;text-decoration:none;font-weight:700;font-size:1.05rem;transition:all .3s;background:transparent}
.btn-secondary:hover{background:var(--brown);color:var(--cream);transform:translateY(-2px)}
.btn-secondary svg{width:18px;height:18px;fill:currentColor}

/* ── CARTES PROBLÈME / PROMESSE ── */
.why{background:var(--cream)}
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.why-card{background:var(--white);border-radius:16px;padding:32px 28px;border:1px solid rgba(196,162,101,.15);transition:transform .35s,box-shadow .35s}
.why-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(42,26,14,.08)}
.why-icon{width:44px;height:44px;border-radius:12px;background:rgba(196,162,101,.15);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.why-icon svg{width:22px;height:22px;fill:var(--gold)}
.why-card h3{font-family:'Playfair Display',serif;font-size:1.15rem;font-weight:700;color:var(--brown);margin-bottom:10px}
.why-card p{font-size:.92rem;color:var(--brown-mid);line-height:1.6}

/* ── FILTRE SECTEUR (accueil) ── */
.sector{background:var(--beige)}
.sector-switch{display:flex;flex-wrap:wrap;gap:20px;justify-content:center}
.sector-btn{flex:1 1 300px;max-width:400px;background:var(--white);border:2px solid rgba(196,162,101,.25);border-radius:16px;padding:26px 24px;text-decoration:none;display:flex;align-items:center;gap:18px;transition:border-color .3s,box-shadow .3s,transform .3s}
.sector-btn:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:0 12px 32px rgba(42,26,14,.1)}
.sector-btn-icon{width:52px;height:52px;border-radius:14px;background:rgba(196,162,101,.15);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.sector-btn-icon svg{width:28px;height:28px;fill:var(--gold)}
.sector-btn-text{flex:1}
.sector-btn-name{display:block;font-family:'Playfair Display',serif;font-size:1.25rem;font-weight:700;color:var(--brown);margin-bottom:3px}
.sector-btn-desc{display:block;font-size:.85rem;color:var(--brown-mid);line-height:1.4}
.sector-btn-arrow{flex-shrink:0;display:flex;align-items:center;transition:transform .3s}
.sector-btn-arrow svg{width:24px;height:24px;fill:var(--gold)}
.sector-btn:hover .sector-btn-arrow{transform:translateX(4px)}

/* ── SÉLECTEUR DE SECTEUR (pages dédiées, dans le hero) ── */
.sector-pills{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;margin-bottom:26px;font-size:.85rem}
.sector-pills>span{color:var(--brown-mid);margin-right:4px}
.sector-pills a{color:var(--brown-mid);text-decoration:none;padding:7px 18px;border-radius:20px;font-weight:600;border:1.5px solid rgba(196,162,101,.35);transition:background .25s,color .25s,border-color .25s}
.sector-pills a:hover{border-color:var(--gold);color:var(--brown)}
.sector-pills a.current{background:var(--gold);border-color:var(--gold);color:var(--brown-dark)}

/* ── HEADER COMPACT SUR MOBILE ── */
header .cta-login,header .cta-nav{white-space:nowrap}
@media(max-width:480px){
  header{padding:12px 0}
  header .container{padding:0 16px}
  .logo{font-size:1.25rem}
  header .nav-actions{gap:8px}
  header .cta-login{padding:8px 12px;font-size:.78rem}
  header .cta-nav{padding:8px 14px;font-size:.78rem}
  .hero{padding:112px 0 70px}
}