:root{--navy:#101a33;--navy2:#162241;--card:#192744;--line:#30405f;--line2:#52627f;--amber:#ffb547;--amber2:#ffd796;--ink:#f4f6fb;--muted:#aab6cc;--ok:#65dfad;--err:#ff9890}
html:not([data-env=staging]) .only-staging,html:not([data-env=production]) .only-production{display:none!important}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--navy);color:var(--ink);font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--amber)}h1,h2,h3{line-height:1.2;margin:0 0 .5em}h2{font-size:clamp(24px,4vw,32px)}h3{font-size:18px}
.wrap{max-width:1080px;margin:auto;padding:0 20px}.narrow{max-width:720px}.muted,.hint{color:var(--muted)}.hint{font-size:14px;margin:8px 0}
.envbar{background:var(--amber);color:#17213a;font-weight:800;text-align:center;padding:8px 12px;font-size:14px}

.nav{position:sticky;top:0;z-index:10;background:rgba(16,26,51,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.navin{display:flex;align-items:center;gap:20px;height:60px}.logo{font-weight:900;letter-spacing:.04em;color:var(--ink);text-decoration:none;font-size:18px}
.navlinks{display:flex;gap:18px;margin-left:auto}.navlinks a{color:var(--muted);text-decoration:none;font-weight:600}.navlinks a:hover{color:var(--ink)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:14px 20px;background:var(--amber);color:#17213a;font:800 16px/1 inherit;font-family:inherit;text-decoration:none;cursor:pointer;min-height:48px}
.btn:hover{filter:brightness(1.05)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-sm{padding:10px 14px;min-height:40px;font-size:15px}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line2)}.link{background:none;border:0;color:var(--amber2);cursor:pointer;font:inherit;padding:6px 0}

.hero{background:radial-gradient(900px 400px at 85% -10%,rgba(255,181,71,.18),transparent 60%),linear-gradient(160deg,#14213e,#1d2f52);border-bottom:3px solid var(--amber)}
.heroin{display:grid;grid-template-columns:1.25fr 1fr;gap:40px;align-items:center;padding-top:56px;padding-bottom:56px}
.eyebrow{color:var(--amber2);font-weight:700;text-transform:uppercase;letter-spacing:.08em;font-size:13px;margin:0 0 12px}
.hero h1{font-size:clamp(32px,5.4vw,52px);color:#fff;margin-bottom:16px}.lead{font-size:clamp(17px,2vw,19px);color:#d7deeb;margin:0 0 24px}
.cta{display:flex;gap:12px;flex-wrap:wrap}.closed{display:inline-block;margin:18px 0 0;padding:10px 14px;border:1px solid var(--amber);border-radius:10px;color:var(--amber2);font-weight:700}
.facts{list-style:none;margin:0;padding:0;display:grid;gap:12px}.facts li{background:rgba(25,39,68,.85);border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.facts b{display:block;color:#fff}.facts span{color:var(--muted);font-size:14px}

.section{padding:64px 0}.section.alt{background:var(--navy2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps3{list-style:none;margin:24px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.steps3 li{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px}.steps3 p{color:var(--muted);margin:0}
.n{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--amber);color:#17213a;font-weight:900;margin-bottom:12px}
.tarif{display:grid;grid-template-columns:1.3fr 1fr;gap:32px;align-items:start}.ticks{list-style:none;padding:0;margin:16px 0 0}.ticks li{padding-left:26px;position:relative;margin:8px 0}
.ticks li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:900}
.zones{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px}.zones ul{list-style:none;margin:0;padding:0}
.zones li{display:flex;justify-content:space-between;padding:10px 0;border-top:1px solid var(--line)}.zones li:first-child{border-top:0}.zones span{color:var(--muted)}

.progress{list-style:none;display:flex;gap:6px;padding:0;margin:20px 0 16px;counter-reset:s}
.progress li{flex:1;font-size:13px;font-weight:700;color:var(--muted);padding-top:10px;border-top:4px solid var(--line);counter-increment:s}
.progress li:before{content:counter(s) ". "}.progress li.on{color:var(--ink);border-color:var(--amber)}.progress li.done{border-color:var(--amber2);color:var(--amber2)}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;margin:0 0 16px}
fieldset.card{min-width:0}legend{font-size:20px;font-weight:800;padding:0;margin-bottom:6px;float:left;width:100%}legend+*{clear:both}
label{display:block;font-weight:650;margin:14px 0 6px}.opt{font-weight:400;color:var(--muted);font-size:14px}
input,select{font:inherit;width:100%;padding:13px 12px;border:1px solid var(--line2);border-radius:10px;background:var(--navy);color:#fff;min-height:48px}
input:focus,select:focus,.btn:focus-visible,.slot:focus-within{outline:3px solid rgba(255,181,71,.5);outline-offset:1px;border-color:var(--amber)}
input[aria-invalid=true],select[aria-invalid=true]{border-color:var(--err)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 14px}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:500}.check input{width:22px;height:22px;min-height:0;margin-top:2px;flex:none;accent-color:var(--amber)}
.slots{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}
.slot{display:flex;flex-direction:column;margin:0;padding:12px;border:1px solid var(--line2);border-radius:10px;background:var(--navy);cursor:pointer;font-weight:700}
.slot small{font-weight:500;color:var(--muted)}.slot input{position:absolute;opacity:0;pointer-events:none}.slot:has(input:checked){border-color:var(--amber);background:#3b2b19}
.slot.full{opacity:.45;cursor:not-allowed}
.nav-step{display:flex;justify-content:space-between;gap:12px;margin-top:22px}.nav-step .btn{flex:0 1 auto}
.summary{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;margin:6px 0 10px;background:var(--navy);border-radius:12px;padding:14px}
.summary dt{color:var(--muted)}.summary dd{margin:0;word-break:break-word}.sub{margin-top:18px}
.signature{background:#fff;border-radius:12px;overflow:hidden;border:2px dashed #c9d2e0}canvas{display:block;width:100%;height:170px;touch-action:none}
.sigactions{text-align:right}.status{min-height:24px;margin:8px 0;color:var(--muted)}.status.error{color:var(--err)}.status.ok{color:var(--ok)}
.done{text-align:center}.done .summary{text-align:left}.tick{width:56px;height:56px;border-radius:50%;background:var(--ok);color:#0d2a1f;font-size:30px;font-weight:900;display:grid;place-items:center;margin:0 auto 12px}

details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:10px 0}summary{cursor:pointer;font-weight:700}details p{color:var(--muted);margin:10px 0 0}
.footer{padding:28px 0;color:var(--muted);border-top:1px solid var(--line)}.footin{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.legal{max-width:760px;margin:auto;padding:40px 20px 60px}.legal h1{color:var(--amber)}.legal h2{font-size:20px;margin-top:28px}.legal p,.legal li{color:#d7deeb}.todo{background:#3b2b19;border:1px solid var(--amber);border-radius:6px;padding:0 4px}

@media(max-width:860px){.heroin,.tarif{grid-template-columns:1fr}.steps3{grid-template-columns:1fr}.navlinks{display:none}.navin .btn{margin-left:auto}}
@media(max-width:600px){.wrap{padding:0 16px}.grid,.grid3{grid-template-columns:1fr}.card{padding:18px}.section{padding:48px 0}.heroin{padding-top:36px;padding-bottom:40px}
  .progress li{font-size:0}.progress li:before{font-size:13px}.progress li.on{font-size:13px}.nav-step .btn{flex:1}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.hint.ok{color:var(--ok)}.hint.error{color:var(--err)}
.prices{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:8px 0 6px}.price{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px}.price span{display:block;color:var(--muted);font-size:14px}.price b{font-size:28px;color:var(--amber)}
.total{font-size:18px;margin:4px 0 0;text-align:right}.total b{color:var(--amber);font-size:22px}.contact{text-align:center}.contact .btn{margin:6px}
@media(max-width:600px){.prices{grid-template-columns:1fr}}