:root{--navy:#1B3B5F;--navy-dark:#0F2440;--amber:#F2A81D;--amber-text:#D98E06;--ink:#0F172A;--muted:#475569;--line:#E2E8F0;--soft:#F6F8FB}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--navy)}a:hover{color:var(--navy-dark)}
h1,h2,h3{font-family:Montserrat,system-ui,sans-serif}
.wrap{max-width:1180px;margin:0 auto;padding-left:24px;padding-right:24px}
.narrow{max-width:880px}

/* En-tête */
.site-header{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand .mark{height:48px;width:auto;display:block}
.brand .word{height:32px;width:auto;display:block;margin-top:7px}
.nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px 24px;font-size:15px;font-weight:500}
.nav a{text-decoration:none;color:var(--navy)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border-radius:999px;font:inherit;font-weight:600;font-size:15px;text-decoration:none;cursor:pointer;border:1.5px solid transparent}
.btn-navy{background:var(--navy);color:#fff!important}
.btn-navy:hover{background:var(--navy-dark)}
.btn-amber{background:var(--amber);color:var(--navy)!important;font-weight:700}
.btn-amber:hover{background:#E59C0F}
.btn-ghost-light{border-color:rgba(255,255,255,.55);color:#fff!important}
.btn-ghost-light:hover{background:rgba(255,255,255,.08)}
.btn-lg{min-height:52px;padding:0 26px;font-size:17px}

/* Bannière */
.hero{position:relative;overflow:hidden;background:var(--navy);color:#fff}
.hero-photos{position:absolute;inset:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.hero-photos img{width:100%;height:100%;object-fit:cover;display:block;mix-blend-mode:luminosity}
.hero-photos .p1{object-position:30% 50%;filter:grayscale(1) contrast(1.15);opacity:.55;-webkit-mask-image:linear-gradient(90deg,#000 70%,transparent);mask-image:linear-gradient(90deg,#000 70%,transparent)}
.hero-photos .p2{object-position:50% 45%;filter:grayscale(1) contrast(1.1);opacity:.55;-webkit-mask-image:linear-gradient(90deg,transparent,#000 25%,#000 75%,transparent);mask-image:linear-gradient(90deg,transparent,#000 25%,#000 75%,transparent)}
.hero-photos .p3{object-position:35% 50%;filter:grayscale(1) contrast(1.2) brightness(.65);opacity:.28;-webkit-mask-image:linear-gradient(90deg,transparent,#000 30%);mask-image:linear-gradient(90deg,transparent,#000 30%)}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(27,59,95,.92) 0%,rgba(27,59,95,.75) 45%,rgba(27,59,95,.45) 100%),linear-gradient(180deg,rgba(27,59,95,0) 60%,var(--navy) 100%)}
.hero .wrap{position:relative;padding-top:88px;padding-bottom:96px;display:flex;flex-direction:column;gap:28px}
.badge{margin:0;align-self:flex-start;padding:6px 14px;border-radius:999px;background:rgba(242,168,29,.18);color:#F7C35F;font-size:14px;font-weight:600}
.hero h1{margin:0;max-width:820px;font-weight:800;font-size:clamp(34px,5.2vw,60px);line-height:1.08}
.hero p.lead{margin:0;max-width:640px;font-size:19px;line-height:1.6;color:#D5DEE9}
.actions{display:flex;flex-wrap:wrap;gap:12px}

/* Sections */
.section{padding-top:88px;padding-bottom:88px}
.soft{background:var(--soft)}
.section-head{display:flex;flex-direction:column;gap:12px;max-width:680px;margin-bottom:40px}
.section-head h2{margin:0;font-weight:800;font-size:36px;color:var(--navy)}
.section-head p{margin:0;font-size:17px;line-height:1.6;color:var(--muted)}

/* Services */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.card{position:relative;overflow:hidden;background:var(--navy);border-radius:18px;display:flex;flex-direction:column}
.card-photo{position:absolute;top:0;left:0;right:0;height:240px}
.card-photo img{width:100%;height:100%;object-fit:cover;display:block;filter:grayscale(1) contrast(1.15);mix-blend-mode:luminosity;opacity:.6}
.card-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(27,59,95,.25) 0%,rgba(27,59,95,.6) 55%,var(--navy) 100%)}
.card-body{position:relative;flex-grow:1;padding:150px 32px 32px;display:flex;flex-direction:column;gap:16px}
.icon{width:56px;height:56px;border-radius:14px;background:var(--amber);color:var(--navy);display:flex;align-items:center;justify-content:center}
.card h3{margin:0;font-weight:700;font-size:22px;color:#fff}
.card p{margin:0;font-size:16px;line-height:1.6;color:#D5DEE9}
.card ul{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:6px;font-size:15px;color:#E8EEF5}
.card .btn{margin-top:auto;align-self:flex-start;border-color:#fff;color:#fff;background:transparent}
.card .btn:hover{background:rgba(255,255,255,.1)}

/* Formulaire */
.tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:6px;background:#F1F5F9;border-radius:16px;margin-bottom:32px}
.tab{min-height:52px;padding:8px 10px;border:0;border-radius:12px;background:transparent;color:var(--navy);font:inherit;font-weight:600;font-size:15px;cursor:pointer}
.tab[aria-selected="true"]{background:var(--navy);color:#fff;font-weight:700}
.tab:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
form{display:flex;flex-direction:column;gap:28px}
.panel{display:flex;flex-direction:column;gap:24px}
.panel[hidden]{display:none}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.fs{border:0;margin:0;padding:0;min-width:0}
.lg{padding:0;margin:0 0 10px;font-size:15px;font-weight:600;color:var(--ink)}
.pills{display:flex;flex-wrap:wrap;gap:8px}
.pill{position:relative;display:inline-flex;cursor:pointer}
.pill input{position:absolute;opacity:0;width:1px;height:1px}
.pill span{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border:1.5px solid #CBD5E1;border-radius:999px;font-size:15px;color:var(--navy);background:#fff}
.pill input:checked+span{background:var(--navy);color:#fff;border-color:var(--navy)}
.pill input:focus-visible+span{outline:3px solid var(--amber);outline-offset:2px}
.lbl{display:flex;flex-direction:column;gap:8px;font-size:15px;font-weight:600;color:var(--ink)}
.hint{font-weight:400;font-size:13px;color:var(--muted)}
.inp{width:100%;min-height:48px;padding:10px 14px;border:1.5px solid #CBD5E1;border-radius:10px;font:inherit;font-size:16px;font-weight:400;color:var(--ink);background:#fff}
textarea.inp{min-height:110px;resize:vertical}
.inp:focus{outline:none;border-color:var(--navy);box-shadow:0 0 0 3px rgba(242,168,29,.5)}
.inp[aria-invalid="true"]{border-color:#B42318}
.err{font-weight:500;font-size:14px;color:#B42318}
.err:empty{display:none}
.divider{height:1px;background:var(--line)}
.h3{margin:0;font-weight:700;font-size:20px;color:var(--navy)}
.pro-box{padding:20px;border-radius:14px;background:var(--soft)}
.pro-box[hidden]{display:none}
.drop{position:relative;display:flex;align-items:center;gap:16px;padding:18px 20px;border:1.5px dashed #94A3B8;border-radius:14px;background:var(--soft);cursor:pointer}
.drop:hover{border-color:var(--navy);background:#EEF3F8}
.drop:focus-within{border-color:var(--navy);box-shadow:0 0 0 3px rgba(242,168,29,.5)}
.drop input{position:absolute;opacity:0;width:1px;height:1px}
.drop-icon{flex-shrink:0;width:48px;height:48px;border-radius:12px;background:var(--navy);color:var(--amber);display:flex;align-items:center;justify-content:center}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:15px;line-height:1.5;color:#334155;cursor:pointer}
.consent input{flex-shrink:0;width:22px;height:22px;margin:1px 0 0;accent-color:var(--navy)}
.alert{margin:0;padding:14px 16px;border-radius:12px;background:#FEF3F2;border:1px solid #FECDCA;color:#B42318;font-size:15px;font-weight:500}
.alert[hidden]{display:none}
.small{margin:0;font-size:14px;color:var(--muted)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.thanks{border:1.5px solid var(--navy);border-radius:18px;padding:40px;display:flex;flex-direction:column;gap:14px;align-items:flex-start;background:var(--soft)}
.thanks[hidden]{display:none}
.thanks h3{margin:0;font-weight:800;font-size:26px;color:var(--navy)}
.thanks p{margin:0;font-size:16px;line-height:1.6;color:#334155}
button[type=submit][disabled]{opacity:.7;cursor:wait}

/* Zone */
.towns{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:10px}
.towns li{padding:8px 16px;border-radius:999px;background:#fff;border:1px solid #DCE3EC;font-size:15px;font-weight:500;color:var(--navy)}

/* Pied de page */
.site-footer{background:var(--navy-dark);color:#D5DEE9}
.site-footer .wrap{padding-top:56px;padding-bottom:56px;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:32px;font-size:15px;line-height:1.7}
.site-footer .col{display:flex;flex-direction:column;gap:4px}
.site-footer strong{color:#fff}
.site-footer a{color:#D5DEE9;text-decoration:none}
.site-footer a.accent{color:#F7C35F;text-decoration:underline}
.foot-logo{height:30px;width:auto;display:block;align-self:flex-start;margin-bottom:6px}

/* Page légale */
.legal{padding-top:64px;padding-bottom:88px;display:flex;flex-direction:column;gap:48px;font-size:16px;line-height:1.7;color:#334155}
.legal h1{margin:0 0 20px;font-weight:800;font-size:40px;line-height:1.15;color:var(--navy)}
.legal h2{margin:0 0 6px;font-weight:700;font-size:20px;color:var(--navy)}
.legal p{margin:0}
.legal .block{margin-bottom:20px}

@media (max-width:640px){
  .section{padding-top:64px;padding-bottom:64px}
  .section-head h2{font-size:30px}
  .hero .wrap{padding-top:64px;padding-bottom:72px}
  .hero-photos{grid-template-columns:1fr}
  .hero-photos .p2,.hero-photos .p3{display:none}
  .tabs{grid-template-columns:1fr}
  .nav a:not(.btn){display:none}
  .thanks{padding:28px}
}

section[id],footer[id]{scroll-margin-top:90px}
@media (max-width:640px){.brand .mark{height:40px}.brand .word{height:26px;margin-top:6px}}