/* ============================================================
   CertiScan - styles.css  (direction chaude)
   Montserrat auto-hébergée - RGPD + performance
   ============================================================ */
@font-face{font-family:'Montserrat';font-weight:400;font-display:swap;src:url('fonts/montserrat-400.woff2') format('woff2')}
@font-face{font-family:'Montserrat';font-weight:500;font-display:swap;src:url('fonts/montserrat-500.woff2') format('woff2')}
@font-face{font-family:'Montserrat';font-weight:600;font-display:swap;src:url('fonts/montserrat-600.woff2') format('woff2')}
@font-face{font-family:'Montserrat';font-weight:700;font-display:swap;src:url('fonts/montserrat-700.woff2') format('woff2')}
@font-face{font-family:'Montserrat';font-weight:800;font-display:swap;src:url('fonts/montserrat-800.woff2') format('woff2')}

:root{
  --lavande:#87a0ce;--charbon:#383f4c;--brume:#e8ebf3;--brouillard:#dbe2f1;--bleu-lin:#c8d2e6;
  --bleu-sig:#4d73aa;--sauge:#93bd96;--ocre:#eecb78;--terra:#ad614d;
  --texte:#383f4c;--doux:#52596a;--blanc:#fff;
  --bord:rgba(56,63,76,.10);--bord-fort:rgba(56,63,76,.2);
  --s1:4px;--s2:8px;--s3:16px;--s4:24px;--s5:32px;--s6:48px;--s7:64px;--s8:96px;
  --maxw:1180px;--rayon:16px;
  --ombre:0 1px 2px rgba(56,63,76,.05),0 10px 30px rgba(56,63,76,.07);
  --ombre-forte:0 30px 70px rgba(56,63,76,.16),0 4px 14px rgba(56,63,76,.06);
  --font:'Montserrat','Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--texte);background:var(--blanc);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 40px}

a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:3px solid var(--bleu-sig);outline-offset:2px;border-radius:5px}
:focus:not(:focus-visible){outline:none}
.skip{position:absolute;left:-9999px;background:var(--charbon);color:#fff;padding:10px 16px;border-radius:8px;z-index:100}
.skip:focus{left:16px;top:16px}

h1,h2,h3{line-height:1.14;font-weight:800;color:var(--charbon);letter-spacing:-.02em}
h2{font-size:clamp(1.8rem,3.4vw,2.4rem)}
h3{font-size:1.12rem;font-weight:700;letter-spacing:-.01em}
.eyebrow{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.7);border:1px solid var(--bord);
  padding:8px 16px;border-radius:999px;font-size:.78rem;font-weight:600;color:var(--bleu-sig);letter-spacing:.04em}
.eyebrow .d{width:8px;height:8px;border-radius:50%;background:var(--lavande)}
.lede{font-size:1.12rem;color:var(--doux);max-width:60ch;font-weight:500}

/* boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--font);font-weight:600;font-size:.97rem;
  padding:14px 24px;border-radius:13px;cursor:pointer;border:1.6px solid transparent;
  transition:transform .15s,background .2s,box-shadow .2s,border-color .2s}
.btn-primary{background:var(--bleu-sig);color:#fff;box-shadow:0 10px 26px rgba(77,115,170,.30)}
.btn-primary:hover{background:#3f6395;transform:translateY(-1px)}
.btn-ghost{background:rgba(255,255,255,.6);color:var(--charbon);border-color:var(--bord-fort)}
.btn-ghost:hover{border-color:var(--charbon)}

/* badges QVCT / CQSS */
.badges{display:flex;gap:14px;flex-wrap:wrap}
.badge{display:flex;align-items:center;gap:11px;background:rgba(255,255,255,.72);border:1px solid var(--bord);border-radius:14px;padding:11px 18px 11px 11px}
.badge .dot{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font-size:.62rem;font-weight:800}
.badge.qvct .dot{background:var(--ocre);color:var(--charbon)}
.badge.cqss .dot{background:var(--sauge);color:#fff}
.badge small{display:block;font-size:.74rem;color:var(--doux);font-weight:500;line-height:1.3}

/* logo */
.logo{display:inline-flex;align-items:center;gap:11px}
.logo svg{width:34px;height:34px;flex:none}
.logo .word{font-weight:700;font-size:1.34rem;letter-spacing:-.02em;line-height:1}
.logo .word .c{color:var(--charbon)}.logo .word .s{color:#8c95a3}

/* header */
header.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.8);backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--bord)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.nav-links{display:flex;align-items:center;gap:30px;list-style:none}
.nav-links a{font-size:.93rem;font-weight:500;color:var(--doux)}
.nav-links a:hover{color:var(--charbon)}
.nav-cta{display:flex;align-items:center;gap:16px}
.burger{display:none;background:none;border:none;cursor:pointer;padding:8px}
.burger span{display:block;width:24px;height:2px;background:var(--charbon);margin:5px 0;border-radius:2px}

/* HERO */
.hero{position:relative;overflow:hidden;
  background:
    radial-gradient(120% 90% at 12% 8%,#eef1f8 0%,rgba(238,241,248,0) 46%),
    radial-gradient(90% 80% at 92% 0%,#e7edf7 0%,rgba(231,237,247,0) 50%),
    radial-gradient(120% 120% at 80% 100%,#d4ddf0 0%,rgba(212,221,240,0) 55%),
    linear-gradient(160deg,#eef1f7 0%,#e3e9f5 55%,#d9e2f1 100%)}
.blob{position:absolute;border-radius:50%;filter:blur(46px);pointer-events:none}
.b1{width:420px;height:420px;background:#9db2da;left:-120px;top:-140px;opacity:.30}
.b2{width:360px;height:360px;background:#8ba3d2;right:6%;top:8%;opacity:.30}
.b3{width:300px;height:300px;background:#a7c7aa;left:30%;bottom:-150px;opacity:.28}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:54px;align-items:center;padding:54px 0 96px;position:relative;z-index:2}
.hero h1{font-size:clamp(2.2rem,4.6vw,3.4rem);margin:24px 0 0;max-width:15ch}
.hero h1 .accent{color:var(--bleu-sig)}
.hero .lede{font-size:1.16rem;margin-top:24px;max-width:34ch;color:var(--doux)}
.trust{display:flex;align-items:center;gap:10px;margin-top:20px;font-size:.93rem;color:var(--charbon);font-weight:500}
.trust .ck{width:22px;height:22px;border-radius:50%;background:rgba(147,189,150,.22);display:grid;place-items:center;flex:none}
.trust .ck svg{width:13px;height:13px;stroke:#5e9c63;fill:none;stroke-width:2.4}
.hero-cta{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero .badges{margin-top:38px}

/* preview card (hero only) */
.preview-wrap{position:relative}
.scanframe{position:absolute;inset:-18px;pointer-events:none}
.scanframe i{position:absolute;width:34px;height:34px;border:3px solid var(--lavande);border-radius:8px}
.scanframe i:nth-child(1){top:0;left:0;border-right:0;border-bottom:0}
.scanframe i:nth-child(2){top:0;right:0;border-left:0;border-bottom:0}
.scanframe i:nth-child(3){bottom:0;left:0;border-right:0;border-top:0}
.scanframe i:nth-child(4){bottom:0;right:0;border-left:0;border-top:0}
.pcard{background:#fff;border-radius:22px;padding:26px 26px 24px;box-shadow:var(--ombre-forte)}
.pcard-h{display:flex;align-items:center;justify-content:space-between}
.pcard-h .t{font-size:.95rem;font-weight:700}
.pcard-h .live{display:flex;align-items:center;gap:7px;font-size:.72rem;color:var(--doux);font-weight:600}
.pcard-h .live i{width:8px;height:8px;border-radius:50%;background:var(--sauge)}
.pcard-sub{font-size:.75rem;color:var(--doux);margin:4px 0 18px}
.ptags{display:flex;gap:9px;margin-bottom:20px}
.ptag{font-size:.66rem;font-weight:800;padding:5px 11px;border-radius:8px}
.ptag.c{background:rgba(147,189,150,.2);color:#4f8a54}
.ptag.q{background:rgba(238,203,120,.26);color:#9c7a1f}
.prow{margin-bottom:15px}
.prow .lab{display:flex;justify-content:space-between;font-size:.78rem;font-weight:600;margin-bottom:7px}
.prow .lab span:last-child{color:var(--doux);font-weight:700}
.ptrack{height:9px;border-radius:999px;background:#eef1f6;overflow:hidden}
.pfill{height:100%;border-radius:999px}
.f-sauge{background:linear-gradient(90deg,#a7c7aa,#93bd96)}
.f-ocre{background:linear-gradient(90deg,#f1d68f,#eecb78)}
.f-lav{background:linear-gradient(90deg,#9db2da,#87a0ce)}
.f-bleu{background:linear-gradient(90deg,#6f93c4,#4d73aa)}
.pcard-f{display:flex;align-items:center;gap:14px;margin-top:20px;padding-top:16px;border-top:1px solid #eef1f6}
.pscore{width:54px;height:54px;border-radius:50%;background:conic-gradient(var(--bleu-sig) 0 78%,#eef1f6 78% 100%);display:grid;place-items:center;flex:none}
.pscore b{width:40px;height:40px;border-radius:50%;background:#fff;display:grid;place-items:center;font-size:.8rem;font-weight:800}
.pcard-f .meta{font-size:.74rem;color:var(--doux);font-weight:500}
.pcard-f .meta b{display:block;color:var(--charbon);font-size:.84rem;font-weight:700}
.pfloat{position:absolute;right:22px;bottom:-22px;background:#fff;border-radius:14px;box-shadow:0 16px 40px rgba(56,63,76,.16);padding:12px 15px;display:flex;align-items:center;gap:11px}
.pfloat .ic{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--bleu-sig)}
.pfloat .ic svg{width:18px;height:18px;stroke:#fff;fill:none;stroke-width:2}
.pfloat b{display:block;font-size:.8rem;font-weight:800}
.pfloat span{font-size:.68rem;color:var(--doux)}

/* SECTIONS */
section{padding:var(--s8) 0}
.sec-soft{background:linear-gradient(180deg,#fff 0%,var(--brume) 100%)}
.sec-brume{background:var(--brume)}
.sec-tint{background:radial-gradient(100% 80% at 90% 0%,#eef1f8 0,rgba(238,241,248,0) 55%),linear-gradient(180deg,#fff,#eef1f7)}
.sec-head{max-width:62ch;margin-bottom:var(--s6)}
.sec-head h2{margin:var(--s3) 0}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* CONTEXTE HAS */
.has-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--s6);align-items:center}
.crit-feat{display:grid;grid-template-columns:1fr 1fr;gap:var(--s3)}
.cfeat{background:#fff;border:1px solid var(--bord);border-radius:14px;padding:var(--s4);box-shadow:var(--ombre)}
.cfeat .code{display:inline-block;font-variant-numeric:tabular-nums;font-weight:800;font-size:.8rem;color:var(--bleu-sig);background:var(--brouillard);padding:3px 9px;border-radius:7px;margin-bottom:10px}
.cfeat p{font-size:.86rem;color:var(--doux);line-height:1.5}
.crit-others{margin-top:var(--s5);background:#fff;border:1px solid var(--bord);border-radius:14px;padding:var(--s5);box-shadow:var(--ombre)}
.crit-others h3{font-size:.95rem;margin-bottom:var(--s3)}
.crit-others ul{list-style:none;display:grid;gap:12px}
.crit-others li{display:flex;gap:12px;align-items:baseline;font-size:.9rem;color:var(--doux)}
.crit-others .code{font-variant-numeric:tabular-nums;font-weight:700;color:var(--bleu-sig);min-width:58px;font-size:.8rem}
.crit-others .imp{font-size:.6rem;font-weight:800;color:var(--terra);background:rgba(173,97,77,.1);padding:2px 7px;border-radius:6px;margin-left:6px;letter-spacing:.03em}
.has-aside p{color:var(--doux)}
.has-aside .big{font-size:2.6rem;font-weight:800;color:var(--charbon);letter-spacing:-.02em}
.has-stats{display:flex;gap:var(--s5);margin-top:var(--s4);flex-wrap:wrap}
.has-stats .st b{display:block;font-size:1.7rem;font-weight:800;color:var(--bleu-sig);font-variant-numeric:tabular-nums}
.has-stats .st span{font-size:.8rem;color:var(--doux);font-weight:500}

/* OFFRE */
.offre-card{background:#fff;border:1px solid var(--bord);border-radius:20px;padding:var(--s6);box-shadow:var(--ombre);display:grid;grid-template-columns:1fr 1fr;gap:var(--s6)}
.offre-col h3{display:flex;align-items:center;gap:11px;margin-bottom:var(--s3)}
.offre-col .tag{font-size:.62rem;font-weight:800;padding:4px 10px;border-radius:7px}
.tag-cqss{background:var(--sauge);color:#fff}.tag-qvct{background:var(--ocre);color:var(--charbon)}
.offre-col ul{list-style:none;display:flex;flex-direction:column;gap:11px;font-size:.93rem;color:var(--doux)}
.offre-col li{padding-left:22px;position:relative}
.offre-col li::before{content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:3px;background:var(--lavande)}
.offre-note{margin-top:var(--s5);padding:var(--s4) var(--s5);background:var(--brouillard);border-radius:12px;font-size:.95rem}

/* ATOUTS */
.atouts{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s4)}
.atout{background:#fff;border:1px solid var(--bord);border-radius:var(--rayon);padding:var(--s5);transition:transform .2s,box-shadow .2s}
.atout:hover{transform:translateY(-4px);box-shadow:var(--ombre)}
.atout .ic{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;margin-bottom:var(--s3);background:var(--brouillard)}
.atout .ic svg{width:23px;height:23px;stroke:var(--bleu-sig);fill:none;stroke-width:1.9}
.atout h3{margin-bottom:8px}
.atout p{font-size:.9rem;color:var(--doux)}

/* DÉROULÉ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s4)}
.step{background:#fff;border:1px solid var(--bord);border-radius:var(--rayon);padding:var(--s5);box-shadow:var(--ombre);position:relative}
.step .k{display:inline-flex;align-items:center;gap:11px;margin-bottom:var(--s3)}
.step .k b{width:30px;height:30px;border-radius:9px;background:var(--brouillard);color:var(--charbon);display:grid;place-items:center;font-size:.9rem;font-weight:800}
.step .k span{font-size:.74rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--bleu-sig)}
.step h3{margin-bottom:8px}
.step p{font-size:.9rem;color:var(--doux)}

/* OPTIONS */
.opts{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s4)}
.opt-feature{display:grid;grid-template-columns:1.45fr 1fr;gap:var(--s5);align-items:center;margin-bottom:var(--s4);
  background:linear-gradient(120deg,#ffffff 0%,#eef5ef 100%);border:1.5px solid rgba(147,189,150,.5);
  border-radius:var(--rayon);padding:var(--s5);box-shadow:var(--ombre)}
.of-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:12px}
.opt-feature h3{font-size:1.22rem}
.of-badge{font-size:.72rem;font-weight:800;color:#4f8a54;background:rgba(147,189,150,.28);padding:6px 12px;border-radius:8px;letter-spacing:.02em}
.opt-feature p{color:var(--doux);font-size:.96rem;max-width:48ch}
.of-viz{background:#fff;border:1px solid var(--bord);border-radius:12px;padding:18px 20px;box-shadow:var(--ombre)}
.vrow{margin-bottom:15px}.vrow:last-child{margin-bottom:0}
.vlab{display:flex;justify-content:space-between;font-size:.8rem;font-weight:600;margin-bottom:7px}
.vlab .vu{color:var(--doux);font-weight:700}
.vtrack{height:10px;border-radius:999px;background:#eef1f6;overflow:hidden}
.vfill{height:100%;border-radius:999px}
.opt{background:#fff;border:1px solid var(--bord);border-radius:var(--rayon);padding:var(--s5);box-shadow:var(--ombre)}
.opt .h{display:flex;align-items:baseline;justify-content:space-between;gap:var(--s3);margin-bottom:10px}
.opt h3{font-size:1.02rem}
.opt .price{font-variant-numeric:tabular-nums;font-weight:800;font-size:1.15rem;color:var(--charbon);white-space:nowrap}
.opt .price.inc{color:var(--sauge)}
.opt p{font-size:.9rem;color:var(--doux)}
.opt small{font-size:.74rem;color:var(--doux);font-weight:500}
.frais{margin-top:var(--s4);background:var(--charbon);color:#fff;border-radius:var(--rayon);padding:var(--s5);display:grid;grid-template-columns:auto 1fr;gap:var(--s5);align-items:center}
.frais .amt b{font-size:2rem;font-weight:800;font-variant-numeric:tabular-nums}
.frais .amt span{display:block;font-size:.78rem;color:var(--bleu-lin)}
.frais ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px 24px;font-size:.9rem;color:rgba(255,255,255,.88)}
.frais li{padding-left:18px;position:relative}
.frais li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:2px;background:var(--lavande)}
.tva{font-size:.82rem;color:var(--doux);margin-top:var(--s4)}

/* TARIFS */
.tar-wrap{max-width:760px}
table.tar{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--rayon);overflow:hidden;box-shadow:var(--ombre);border:1px solid var(--bord)}
table.tar thead th{background:var(--charbon);color:#fff;text-align:left;font-size:.74rem;letter-spacing:.05em;text-transform:uppercase;font-weight:700;padding:15px 20px}
table.tar thead th:last-child{text-align:right}
table.tar td{padding:15px 20px;font-size:.96rem;border-top:1px solid var(--bord)}
table.tar tbody tr:nth-child(even){background:var(--brume)}
table.tar td.price{text-align:right;font-variant-numeric:tabular-nums;font-weight:800;color:var(--charbon)}

/* À PROPOS */
.apropos{display:grid;grid-template-columns:.85fr 1.15fr;gap:var(--s7);align-items:center}
.photo-wrap{position:relative;max-width:260px;justify-self:center}
.photo-wrap img{border-radius:22px;box-shadow:var(--ombre-forte);position:relative;z-index:2}
.photo-wrap .ring{position:absolute;inset:-16px;border-radius:30px;background:linear-gradient(150deg,var(--lavande),var(--bleu-sig));opacity:.16;z-index:1}
.photo-wrap .pfr{position:absolute;z-index:3;width:30px;height:30px;border:3px solid var(--lavande);border-radius:7px}
.photo-wrap .pfr.tl{top:-10px;left:-10px;border-right:0;border-bottom:0}
.photo-wrap .pfr.br{bottom:-10px;right:-10px;border-left:0;border-top:0}
.apropos blockquote{font-size:1.32rem;color:var(--charbon);font-weight:700;line-height:1.4;margin:var(--s4) 0;letter-spacing:-.01em}
.apropos .meta{font-size:1rem;color:var(--doux)}

/* FAQ */
.faq{max-width:780px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--bord);border-radius:13px;margin-bottom:var(--s3);overflow:hidden}
.faq summary{cursor:pointer;padding:18px 22px;font-weight:600;font-size:1rem;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:var(--s3)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--bleu-sig);font-weight:400;transition:transform .2s;line-height:1}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 22px 20px;color:var(--doux);font-size:.95rem}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--s6);align-items:start}
.form-card{background:#fff;border:1px solid var(--bord);border-radius:20px;padding:var(--s6);box-shadow:var(--ombre)}
.field{margin-bottom:var(--s4)}
.field label{display:block;font-size:.85rem;font-weight:600;margin-bottom:6px}
.req{color:var(--terra)}
.field input,.field textarea{width:100%;font-family:var(--font);font-size:.95rem;padding:12px 14px;border:1.5px solid var(--bord-fort);border-radius:11px;color:var(--charbon);background:#fff;transition:border .15s,box-shadow .15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--bleu-sig);box-shadow:0 0 0 3px rgba(77,115,170,.22)}
.field textarea{resize:vertical;min-height:120px}
.hp{position:absolute;left:-9999px}
.consent{font-size:.82rem;color:var(--doux);margin:var(--s2) 0 var(--s4);line-height:1.45}
.consent a{color:var(--bleu-sig);text-decoration:underline}
#formMsg{margin-top:var(--s3);font-size:.92rem;font-weight:600;display:none;padding:12px 14px;border-radius:11px}
#formMsg.ok{display:block;color:#2f6d4f;background:rgba(147,189,150,.18)}
#formMsg.err{display:block;color:#8a3a2a;background:rgba(173,97,77,.12)}
.contact-aside .ci{display:flex;gap:var(--s3);align-items:flex-start;margin-bottom:var(--s4)}
.contact-aside .ci .ic{width:42px;height:42px;flex:none;border-radius:12px;background:var(--brouillard);display:grid;place-items:center}
.contact-aside .ci .ic svg{width:20px;height:20px;stroke:var(--bleu-sig);fill:none;stroke-width:1.8}
.contact-aside .ci b{display:block;font-size:.95rem}
.contact-aside .ci span{font-size:.92rem;color:var(--doux)}
.contact-aside .ci a{color:var(--doux)}
.cadrage{background:var(--brouillard);border-radius:var(--rayon);padding:var(--s5);margin-top:var(--s4)}
.cadrage b{color:var(--bleu-sig)}

/* FOOTER */
footer{background:var(--charbon);color:rgba(255,255,255,.85);padding:var(--s7) 0 var(--s5)}
footer .logo .word .c{color:#fff}footer .logo .word .s{color:var(--lavande)}
.foot-grid{display:flex;justify-content:space-between;gap:var(--s6);flex-wrap:wrap}
footer p{font-size:.88rem;margin-top:var(--s3);max-width:42ch}
.foot-contacts{font-size:.9rem;display:flex;flex-direction:column;gap:9px}
footer a:hover{color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:var(--s6);padding-top:var(--s4);font-size:.8rem;color:rgba(255,255,255,.6);display:flex;justify-content:space-between;flex-wrap:wrap;gap:var(--s3)}
.foot-bottom a{color:rgba(255,255,255,.6);text-decoration:underline}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}*{animation:none!important}
}

/* responsive */
@media (max-width:920px){
  .hero-grid,.has-grid,.offre-card,.apropos,.contact-grid,.frais,.opt-feature{grid-template-columns:1fr}
  .atouts,.steps,.opts{grid-template-columns:1fr 1fr}
  .crit-feat{grid-template-columns:1fr 1fr}
  .apropos{gap:var(--s6)}.photo-wrap{margin-bottom:var(--s4)}
  .preview-wrap{max-width:520px;margin:0 auto}
}
@media (max-width:680px){
  .wrap{padding:0 22px}
  .nav-links{position:absolute;top:74px;left:0;right:0;background:#fff;border-bottom:1px solid var(--bord);
    flex-direction:column;align-items:flex-start;gap:0;padding:var(--s3) var(--s4);max-height:0;overflow:hidden;transition:max-height .3s}
  .nav-links.open{max-height:420px}
  .nav-links li{width:100%}.nav-links a{display:block;padding:12px 0;width:100%}
  .burger{display:block}.nav-cta .btn{display:none}
  .atouts,.steps,.opts,.crit-feat{grid-template-columns:1fr}
  section{padding:var(--s7) 0}
  .hero-grid{padding:32px 0 64px}
}