:root{
  --marine:#12233F; --marine-2:#0E1B31; --marine-3:#0B1628;
  --ciel:#3AA8F0; --ciel-clair:#E8F3FC; --texte:#33445C; --corail:#F2735A;
  --blanc:#fff; --ligne:#D5E3F1;
  --r-s:8px; --r-m:14px;
  --max:1160px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{font-family:"Source Sans 3",system-ui,sans-serif;color:var(--texte);font-size:17px;line-height:1.6;background:#fff}
h1,h2,h3,h4{font-family:Sora,system-ui,sans-serif;color:var(--marine);line-height:1.2;font-weight:600}
a{color:inherit}
img,svg{display:block}
:focus-visible{outline:3px solid var(--ciel);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.sec{padding:84px 0}
.sec.clair{background:var(--ciel-clair)}
.sec.marine{background:var(--marine);color:#C9D6E6}
.sec.marine h2,.sec.marine h3{color:#fff}

/* Titre maison : trait 40 px + un mot en bleu ciel (charte validée) */
.titre{margin-bottom:40px;max-width:720px}
.titre::before{content:"";display:block;width:40px;height:3px;background:var(--ciel);border-radius:2px;margin-bottom:16px}
.titre.centre{margin-left:auto;margin-right:auto;text-align:center}
.titre.centre::before{margin-left:auto;margin-right:auto}
.titre h2{font-size:clamp(28px,3.4vw,40px)}
.titre h2 em{font-style:normal;color:var(--ciel)}
.titre p{margin-top:12px;font-size:18px}

/* Boutons */
.btn{display:inline-flex;align-items:center;gap:10px;font:600 16px/1 "Source Sans 3",sans-serif;padding:15px 24px;border-radius:var(--r-s);text-decoration:none;cursor:pointer;border:2px solid transparent;transition:background .15s,color .15s}
.btn-marine{background:var(--marine);color:#fff}
.btn-marine:hover{background:var(--marine-3)}
.btn-ciel{background:var(--ciel);color:var(--marine-3)}
.btn-ciel:hover{background:#5BB8F4}
.btn-ligne{border-color:currentColor;background:transparent}
.btn-ligne:hover{background:rgba(255,255,255,.08)}
.btns{display:flex;flex-wrap:wrap;gap:14px}

/* En-tête */
header{position:sticky;top:0;z-index:50;background:var(--marine-2);color:#fff}
.hd{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff}
.logo b{white-space:nowrap;font-family:Sora,system-ui,sans-serif;font-weight:600;font-size:19px;letter-spacing:-.01em}
nav ul{display:flex;gap:4px;list-style:none;align-items:center}
nav a{display:block;white-space:nowrap;padding:10px 10px;border-radius:6px;text-decoration:none;font-weight:500;font-size:16px;color:#fff;opacity:.88}
nav a:hover,nav a[aria-current="page"]{opacity:1;background:rgba(255,255,255,.08)}
nav a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--ciel)}
.tel-hd{margin-left:10px;padding:10px 16px!important;background:var(--ciel);color:var(--marine-3)!important;opacity:1!important;border-radius:var(--r-s);font-weight:700!important}
.burger{display:none;background:none;border:0;color:#fff;font-size:28px;cursor:pointer;padding:6px 10px}
@media (max-width:1180px){
  .burger{display:block}
  nav{position:absolute;top:76px;left:0;right:0;background:var(--marine-2);display:none;border-top:1px solid rgba(255,255,255,.1)}
  nav.ouvert{display:block}
  nav ul{flex-direction:column;align-items:stretch;padding:12px 16px 20px}
  .tel-hd{margin:8px 0 0;text-align:center}
}

/* Pages */
.page{display:none}
.page.active{display:block}

/* Bandeau accueil */
.hero{background:var(--marine);color:#fff;position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;padding-top:88px;padding-bottom:96px}
.hero h1{color:#fff;font-size:clamp(34px,4.6vw,56px);letter-spacing:-.02em;font-weight:700}
.hero h1 span{color:var(--ciel)}
.hero p.lead{font-size:20px;color:#C9D6E6;margin:22px 0 32px;max-width:540px}
.garanties{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:34px;font-size:15px;color:#AFC2D9;list-style:none}
.garanties li{display:flex;gap:8px;align-items:center}
.garanties li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--ciel)}
.hero-visu{position:relative}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr;padding-top:56px}.hero-visu{max-width:440px}}

/* Packs */
.grille{display:grid;gap:24px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
@media (max-width:900px){.g3,.g2{grid-template-columns:1fr}}
.pack{background:#fff;border:1px solid var(--ligne);border-radius:var(--r-m);display:flex;flex-direction:column;overflow:hidden}
.pack .visu{background:var(--ciel-clair);padding:26px;display:flex;justify-content:center}
.pack .corps{padding:26px;display:flex;flex-direction:column;gap:14px;flex:1}
.marque{font-size:14px;font-weight:600;color:var(--ciel)}
.pack h3{font-size:22px}
.pack ul{list-style:none;display:grid;gap:6px;font-size:16px}
.pack ul li{padding-left:22px;position:relative}
.pack ul li::before{content:"";position:absolute;left:2px;top:10px;width:10px;height:5px;border-left:2px solid var(--ciel);border-bottom:2px solid var(--ciel);transform:rotate(-45deg)}
.prix{margin-top:auto;padding-top:14px;border-top:1px solid var(--ligne);font-family:Sora,system-ui,sans-serif;font-weight:600;color:var(--marine);font-size:17px}
.sec.marine .pack{border-color:transparent}

/* Photos à remplacer */
.photo{background:repeating-linear-gradient(135deg,#DCEAF7 0 12px,#E8F3FC 12px 24px);border-radius:var(--r-m);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#5C7491;font-size:14px;text-align:center;padding:18px;min-height:190px}
.photo svg{opacity:.7}
.carrousel{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(260px,1fr);gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:12px}
.carrousel .photo{scroll-snap-align:start;min-height:230px}
.carr-nav{display:flex;gap:10px;margin-top:18px}
.carr-nav button{width:46px;height:46px;border-radius:50%;border:2px solid var(--marine);background:#fff;color:var(--marine);font-size:20px;cursor:pointer}

/* Options */
.opt{background:#fff;border:1px solid var(--ligne);border-radius:var(--r-m);padding:26px;display:flex;flex-direction:column;gap:10px}
.opt .ico{width:48px;height:48px;border-radius:12px;background:var(--ciel-clair);display:grid;place-items:center;color:var(--marine)}
.opt h3{font-size:19px}
.opt .prix{font-size:15px;color:var(--texte);font-family:"Source Sans 3",system-ui,sans-serif;font-weight:600}

/* Expertise */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
@media (max-width:900px){.duo{grid-template-columns:1fr}}
.equipe{list-style:none;display:grid;gap:16px;margin-top:24px}
.equipe li{display:grid;grid-template-columns:52px 1fr;gap:14px;align-items:center}
.equipe .ini{width:52px;height:52px;border-radius:50%;background:var(--marine);color:#fff;font-family:Sora,system-ui,sans-serif;font-weight:600;display:grid;place-items:center}
.equipe b{color:var(--marine);display:block}

/* Réservation */
.resa{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
@media (max-width:900px){.resa{grid-template-columns:1fr}}
.carte{background:#fff;border-radius:var(--r-m);padding:32px;color:var(--texte)}
.carte h3{color:var(--marine)!important;font-size:22px;margin-bottom:6px}
form{display:grid;gap:16px;margin-top:18px}
.ch{display:grid;gap:6px}
.ch label{font-weight:600;color:var(--marine);font-size:15px}
.ch input,.ch select,.ch textarea{font:inherit;padding:12px 14px;border:1.5px solid var(--ligne);border-radius:var(--r-s);background:#fff;color:var(--texte)}
.ch input:focus,.ch select:focus,.ch textarea:focus{border-color:var(--ciel);outline:none;box-shadow:0 0 0 3px rgba(58,168,240,.25)}
.ligne2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:560px){.ligne2{grid-template-columns:1fr}}
.confirm{display:none;background:var(--ciel-clair);border-left:4px solid var(--ciel);padding:16px 18px;border-radius:var(--r-s);color:var(--marine)}
.confirm.vu{display:block}

/* Marques & zones */
.marques{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.marques div{border:1px solid var(--ligne);border-radius:var(--r-m);height:96px;display:grid;place-items:center;font-family:Sora,system-ui,sans-serif;font-weight:600;color:var(--marine);font-size:19px}
.villes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:700px){.villes,.marques{grid-template-columns:1fr 1fr}}
.villes a{display:block;background:var(--marine);color:#fff;text-decoration:none;text-align:center;font-weight:700;padding:20px 12px;border-radius:999px;font-size:17px}
.villes a:hover{background:var(--marine-3);box-shadow:inset 0 0 0 2px var(--ciel)}

/* Bandeau final */
.final{background:var(--marine);color:#fff;text-align:center;padding:76px 0}
.final h2{color:#fff;font-size:clamp(28px,3.4vw,40px)}
.final p{color:#C9D6E6;margin:12px auto 28px;max-width:560px}
.final .btns{justify-content:center}

/* En-tête de page intérieure */
.ph{background:var(--marine);color:#C9D6E6;padding:72px 0 64px;position:relative;overflow:hidden}
.ph h1{color:#fff;font-size:clamp(32px,4vw,48px);letter-spacing:-.015em}
.ph h1 span{color:var(--ciel)}
.ph p{font-size:19px;max-width:640px;margin-top:14px}
.ph .deco{position:absolute;right:-40px;bottom:-60px;opacity:.09;pointer-events:none}

/* Entretien */
.formule{background:#fff;border:1px solid var(--ligne);border-radius:var(--r-m);padding:30px;display:flex;flex-direction:column;gap:12px}
.formule.mise{border:2px solid var(--ciel)}
.formule .montant{font-family:Sora,system-ui,sans-serif;font-size:34px;font-weight:700;color:var(--marine)}
.formule .montant small{font-size:16px;font-weight:500;color:var(--texte)}

/* FAQ */
details{background:#fff;border:1px solid var(--ligne);border-radius:var(--r-m);margin-bottom:12px}
summary{cursor:pointer;padding:20px 24px;font-weight:600;color:var(--marine);font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:24px;line-height:1;color:var(--ciel)}
details[open] summary::after{content:"–"}
details p{padding:0 24px 22px}

/* Configurateur */
.conf{display:grid;grid-template-columns:1.3fr .7fr;gap:32px;align-items:start}
@media (max-width:900px){.conf{grid-template-columns:1fr}}
.etape{background:#fff;border:1px solid var(--ligne);border-radius:var(--r-m);padding:26px;margin-bottom:18px}
.etape h3{font-size:19px;margin-bottom:4px;display:flex;gap:12px;align-items:center}
.etape h3 .n{width:30px;height:30px;border-radius:50%;background:var(--marine);color:#fff;font-size:15px;display:grid;place-items:center;flex:none}
.etape > p{font-size:15px;margin:0 0 16px 42px}
.choix{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (max-width:700px){.choix{grid-template-columns:1fr}}
.choix label{border:1.5px solid var(--ligne);border-radius:var(--r-s);padding:16px;cursor:pointer;display:block}
.choix input{position:absolute;opacity:0}
.choix label:has(input:checked){border-color:var(--ciel);background:var(--ciel-clair);box-shadow:inset 0 0 0 1px var(--ciel)}
.choix label:has(input:focus-visible){outline:3px solid var(--ciel);outline-offset:2px}
.choix b{display:block;color:var(--marine)}
.choix span{font-size:14px}
.compteur{display:flex;align-items:center;gap:12px}
.compteur button{width:40px;height:40px;border-radius:50%;border:2px solid var(--marine);background:#fff;color:var(--marine);font-size:20px;cursor:pointer}
.compteur output{font-family:Sora,system-ui,sans-serif;font-weight:600;font-size:22px;color:var(--marine);min-width:70px;text-align:center}
.cases{display:grid;gap:10px}
.cases label{display:flex;gap:12px;align-items:flex-start;cursor:pointer}
.cases input{width:20px;height:20px;margin-top:3px;accent-color:var(--marine)}
.recap{position:sticky;top:100px;background:var(--marine);color:#C9D6E6;border-radius:var(--r-m);padding:28px}
.recap h3{color:#fff;font-size:20px;margin-bottom:14px}
.recap ul{list-style:none;display:grid;gap:8px;font-size:16px;margin-bottom:20px}
.recap li{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid rgba(255,255,255,.1);padding-bottom:8px}
.recap li b{color:#fff;font-weight:600;text-align:right}
.recap .note{font-size:14px;margin-bottom:18px}

/* Ville */
.ville-hero{background:var(--marine);position:relative;overflow:hidden;padding:96px 0 88px;color:#C9D6E6}
.ville-hero h1{color:#fff;font-size:clamp(32px,4.4vw,52px)}
.ville-hero h1 span{color:var(--ciel)}
.ville-hero p{font-size:19px;max-width:620px;margin:16px 0 28px}
.ville-hero .fond{position:absolute;inset:0;opacity:.18}

/* Mentions */
.mentions{max-width:780px}
.mentions h2{font-size:20px;margin:34px 0 8px}
.mentions p{margin-bottom:8px}

/* Pied */
footer{background:var(--marine-3);color:#AFC2D9;padding:56px 0 28px;font-size:16px}
.pied{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
@media (max-width:800px){.pied{grid-template-columns:1fr}}
footer h4{color:#fff;font-size:16px;margin-bottom:12px}
footer a{text-decoration:none}
footer a:hover{color:#fff;text-decoration:underline}
footer ul{list-style:none;display:grid;gap:6px}
.copy{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:20px;font-size:14px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* Bandeau démo */
.demo{background:var(--corail);color:#fff;text-align:center;font-size:14px;padding:8px 16px;font-weight:600}

/* ---- Ajouts version IONOS ---- */
@font-face{font-family:Sora;font-weight:500;font-display:swap;src:url(fonts/sora-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:Sora;font-weight:600;font-display:swap;src:url(fonts/sora-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:Sora;font-weight:700;font-display:swap;src:url(fonts/sora-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"Source Sans 3";font-weight:400;font-display:swap;src:url(fonts/source-sans-3-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Source Sans 3";font-weight:600;font-display:swap;src:url(fonts/source-sans-3-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Source Sans 3";font-weight:700;font-display:swap;src:url(fonts/source-sans-3-latin-700-normal.woff2) format("woff2")}

.page{display:block}
.hero{background:linear-gradient(100deg,rgba(14,27,49,.96) 0%,rgba(18,35,63,.9) 50%,rgba(18,35,63,.72) 100%),url(../photos/realisation-split-02.webp) center 35%/cover}
.hero .wrap{grid-template-columns:1fr;padding-top:104px;padding-bottom:112px}
.hero .wrap > div{max-width:660px}

.fig{margin:0;border-radius:var(--r-m);overflow:hidden;background:var(--ciel-clair);position:relative}
.fig img{width:100%;height:100%;object-fit:cover;display:block}
.fig figcaption{position:absolute;left:0;right:0;bottom:0;padding:28px 16px 12px;color:#fff;font-size:14px;background:linear-gradient(transparent,rgba(11,22,40,.78))}
.carrousel .fig{aspect-ratio:3/4;scroll-snap-align:start}
.duo .fig{aspect-ratio:4/5;max-height:560px}

.opt .vignette{margin:-26px -26px 6px;aspect-ratio:16/10;overflow:hidden;border-radius:var(--r-m) var(--r-m) 0 0}
.opt .vignette img{width:100%;height:100%;object-fit:cover}

.tarifs{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--r-m);overflow:hidden;font-size:16px}
.tarifs th,.tarifs td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--ligne)}
.tarifs thead th{background:var(--marine);color:#fff;font-weight:600}
.tarifs tbody th{color:var(--marine);font-weight:600}
.tarifs td small{display:block;color:#6A7D95}
.tableau{overflow-x:auto;margin-top:28px;border-radius:var(--r-m)}
.liste-check{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:8px 28px}
@media (max-width:700px){.liste-check{grid-template-columns:1fr}}
.liste-check li{padding-left:24px;position:relative}
.liste-check li::before{content:"";position:absolute;left:2px;top:9px;width:11px;height:6px;border-left:2px solid var(--ciel);border-bottom:2px solid var(--ciel);transform:rotate(-45deg)}

.fil{font-size:14px;color:#AFC2D9;margin-bottom:14px}
.fil a{color:#fff;text-decoration:none}
.fil a:hover{text-decoration:underline}
.rgpd{display:flex;gap:10px;align-items:flex-start;font-size:14px}
.rgpd input{margin-top:4px;width:18px;height:18px;accent-color:var(--marine);flex:none}
.piege{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.erreur{background:#FDECEA;border-left:4px solid var(--corail);padding:14px 16px;border-radius:var(--r-s);color:#7A2A1C}
.atout{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:8px}
@media (max-width:900px){.atout{grid-template-columns:1fr}}
.atout div{border-top:3px solid var(--ciel);padding-top:16px}
.atout b{display:block;color:var(--marine);font-family:Sora,system-ui,sans-serif;font-size:18px;margin-bottom:6px}
.sec.marine .atout b{color:#fff}
.etape h2{display:flex;gap:12px;align-items:center;margin-bottom:4px}
.etape h2 .n{width:30px;height:30px;border-radius:50%;background:var(--marine);color:#fff;font-size:15px;display:grid;place-items:center;flex:none}
a.piege:focus{left:12px;top:12px;width:auto;height:auto;z-index:100;background:#fff;color:var(--marine);padding:10px 14px;border-radius:8px}
.tarifs small{font-size:13px;display:block;font-weight:400}
.pied4{grid-template-columns:1.3fr 1fr 1fr 1fr}@media (max-width:800px){.pied4{grid-template-columns:1fr 1fr}}@media (max-width:480px){.pied4{grid-template-columns:1fr}}