:root{--ink:#182347;--soft:#586580;--blue:#243e94;--border:#dfe5ee;--bg:#f7f9fd;--white:#fff;--radius:17px}*{box-sizing:border-box}html{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}body{margin:0}a{color:#244eac;text-underline-offset:3px}a:hover{color:#142c73}.container{width:min(100% - 40px,980px);margin-inline:auto}.site-header{background:#fff;border-bottom:1px solid var(--border)}.header-inner{min-height:94px;display:flex;align-items:center;justify-content:space-between;gap:16px}.logo{display:block;max-width:176px;max-height:65px;width:auto;height:auto;object-fit:contain}.header-label{font-size:13px;letter-spacing:.05em;text-transform:uppercase;color:var(--soft);font-weight:700}.main-content{padding-top:67px;padding-bottom:80px;display:grid;gap:35px}.intro h1,.legal-content h1{font-size:clamp(31px,4.5vw,48px);line-height:1.14;letter-spacing:-.035em;margin:14px 0 24px;max-width:770px}.intro p{max-width:870px}.lead{font-size:19px;line-height:1.65;color:#384765}.eyebrow{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.13em;color:#2b58bb}.price-panel{background:#edf2fc;border:1px solid #d5e0f4;border-radius:var(--radius);padding:26px 30px;display:flex;align-items:center;justify-content:space-between;gap:30px;margin:31px 0}.mini-label{font-size:12px;letter-spacing:.05em;text-transform:uppercase;font-weight:750;color:#3454a0}.price-panel h2{font-size:23px;line-height:1.3;margin:7px 0}.price-panel p{margin:0;max-width:620px;color:#43516e}.price{min-width:148px;display:flex;align-items:center;flex-direction:column;line-height:1.15;white-space:nowrap}.price strong{font-size:39px;letter-spacing:-.045em;color:#183b93}.price span{color:#455b87;font-size:14px;margin-top:7px}.form-panel{background:#fff;border:1px solid var(--border);border-radius:19px;padding:36px 42px;box-shadow:0 14px 45px rgba(17,37,84,.045)}.form-panel h2{font-size:27px;letter-spacing:-.02em;line-height:1.3;margin:8px 0 13px}.form-panel>p{max-width:780px;color:#52617e}.notice{background:#f4f7ff;border-left:3px solid #3255b2;padding:13px 17px;font-size:14px;margin:24px 0 30px}.field{margin-bottom:22px}.field>label{display:block;font-weight:700;font-size:14px;margin-bottom:8px}.field label span{color:#b32b4d}.field label small{font-weight:400;color:var(--soft)}.field input{width:100%;padding:13px 15px;font:inherit;border:1px solid #c9d2e1;border-radius:9px;background:#fff;color:var(--ink);outline-offset:2px}.field input:focus{border-color:#345dba;outline:2px solid #cedbfb}.help{display:block;font-size:12px;color:var(--soft);margin-top:6px}.checkbox-line{display:flex;align-items:flex-start;gap:11px;font-size:13px;color:#43516c;line-height:1.5;margin-bottom:24px}.checkbox-line input{width:17px;height:17px;flex-shrink:0;accent-color:var(--blue);margin-top:2px}button{background:#2445a0;color:#fff;border:0;border-radius:9px;padding:14px 23px;font:inherit;font-weight:750;cursor:pointer}button:hover{background:#19377f}button span{margin-left:12px}.form-footnote{font-size:12px;color:var(--soft);margin-top:15px}.honeypot{position:absolute;left:-9999px;opacity:0}.alert{padding:15px 17px;border-radius:9px;margin:24px 0}.success{background:#ebf7ef;color:#175c36}.error{background:#fff0f1;color:#90223a}.site-footer{border-top:1px solid var(--border);background:#fff}.footer-inner{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--soft);font-size:12px}.footer-inner nav{display:flex;gap:22px;flex-wrap:wrap}.legal-content{padding:46px 0 85px;max-width:820px}.legal-content h1{font-size:39px}.legal-content h2{margin:33px 0 7px;font-size:20px;line-height:1.35}.legal-content p{color:#4b5873}.back{font-size:14px}.legal-note{font-size:12px;margin-top:45px}@media(max-width:650px){.container{width:min(100% - 30px,980px)}.main-content{padding-top:40px;gap:27px;padding-bottom:45px}.header-inner{min-height:78px}.logo{max-width:135px;max-height:56px}.header-label{font-size:11px}.lead{font-size:17px}.price-panel{align-items:flex-start;flex-direction:column;padding:22px}.price{align-items:flex-start}.price strong{font-size:35px}.form-panel{padding:26px 20px}.footer-inner{align-items:flex-start;flex-direction:column;padding:23px 0}.legal-content h1{font-size:32px}}

/* Champ de box et vérification immédiate */
.device-check-row{display:flex;align-items:stretch;gap:10px}
.device-check-row input{flex:1;min-width:0;width:auto}
.check-device-button{flex-shrink:0;padding:11px 18px;font-size:14px}
.check-device-button:disabled{cursor:wait;opacity:.65}
.device-check-result{display:block;font-size:13px;margin-top:7px}
.device-check-result:empty{display:none}
.device-check-result.valid{color:#17683e;font-weight:700}
.device-check-result.invalid{color:#a02d40;font-weight:700}
@media(max-width:390px){.device-check-row{gap:7px}.check-device-button{padding:10px}}