/* ============================================================
   REFLEX IA — ia-web.com — Design System 2026
   Palette : Bleu nuit #07111F · Bleu Reflex #064C82 · Rouge #8B0000
             Cyan IA #00D4FF · Violet IA #7B5CFF · Gris #F4F7FB
   ============================================================ */

:root{
  --night:#07111F;
  --night-2:#0B1A2E;
  --blue:#064C82;
  --red:#8B0000;
  --cyan:#00D4FF;
  --violet:#7B5CFF;
  --white:#FFFFFF;
  --grey:#F4F7FB;
  --ink:#111827;
  --ink-soft:#4B5563;
  --line:rgba(255,255,255,.08);
  --line-dark:rgba(17,24,39,.08);
  --glass:rgba(255,255,255,.05);
  --glass-strong:rgba(255,255,255,.09);
  --grad-ia:linear-gradient(120deg,var(--cyan),var(--violet));
  --grad-cta:linear-gradient(120deg,#00D4FF,#7B5CFF 70%);
  --radius:18px;
  --radius-lg:26px;
  --shadow:0 18px 50px rgba(7,17,31,.16);
  --shadow-soft:0 8px 28px rgba(7,17,31,.10);
  --font:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
  --maxw:1180px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  background:var(--night);
  color:var(--white);
  line-height:1.6;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:96px 0;position:relative}
.section-light{background:var(--grey);color:var(--ink)}
.section-light .section-sub{color:var(--ink-soft)}

/* ---------- Typo ---------- */
h1,h2,h3{font-weight:800;line-height:1.12;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem)}
h3{font-size:1.18rem}
.section-head{text-align:center;max-width:760px;margin:0 auto 56px}
.section-sub{margin-top:16px;font-size:1.08rem;color:rgba(255,255,255,.72)}
.kicker{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;margin-bottom:14px;
  background:var(--grad-ia);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.grad-text{background:var(--grad-ia);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Boutons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:15px 30px;border-radius:999px;font-weight:700;font-size:1rem;
  border:none;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;
  font-family:var(--font);white-space:nowrap;
}
.btn-primary{background:var(--grad-cta);color:var(--night);box-shadow:0 10px 30px rgba(0,212,255,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(123,92,255,.35)}
.btn-ghost{background:transparent;color:var(--white);border:1.5px solid rgba(255,255,255,.28)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn-dark{background:var(--night);color:var(--white)}
.btn-dark:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft)}
.btn-red{background:var(--red);color:var(--white)}
.btn-sm{padding:10px 20px;font-size:.9rem}
.section-light .btn-ghost{color:var(--ink);border-color:rgba(17,24,39,.25)}
.section-light .btn-ghost:hover{border-color:var(--blue);color:var(--blue)}

/* ---------- Header ---------- */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,17,31,.78);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:background .3s;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:74px;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.logo{display:flex;flex-direction:column;line-height:1.15}
.logo strong{font-size:1.25rem;font-weight:800}
.logo strong em{font-style:normal;background:var(--grad-ia);-webkit-background-clip:text;background-clip:text;color:transparent}
.logo span{font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.nav{display:flex;align-items:center;gap:26px}
.nav a{font-size:.92rem;font-weight:500;color:rgba(255,255,255,.78);transition:color .2s}
.nav a:hover{color:var(--cyan)}
.header-actions{display:flex;align-items:center;gap:12px}
.lang-switch{display:flex;gap:2px;background:var(--glass);border:1px solid var(--line);border-radius:999px;padding:3px}
.lang-switch button{
  border:none;background:transparent;color:rgba(255,255,255,.6);font-weight:700;font-size:.74rem;
  padding:6px 9px;border-radius:999px;cursor:pointer;font-family:var(--font);transition:.2s;
}
.lang-switch button.active{background:var(--grad-cta);color:var(--night)}
.burger{display:none;border:none;background:transparent;cursor:pointer;width:42px;height:42px;position:relative;z-index:120}
.burger span{display:block;width:24px;height:2.4px;background:var(--white);margin:5px auto;border-radius:3px;transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7.4px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7.4px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  padding:170px 0 110px;
  background:
    radial-gradient(900px 500px at 80% -10%,rgba(123,92,255,.22),transparent 60%),
    radial-gradient(700px 420px at 8% 20%,rgba(0,212,255,.15),transparent 55%),
    var(--night);
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.hero h1 span{background:var(--grad-ia);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin:22px 0 28px;font-size:1.14rem;color:rgba(255,255,255,.78);max-width:560px}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.badge{
  font-size:.8rem;font-weight:600;padding:8px 15px;border-radius:999px;
  background:var(--glass);border:1px solid var(--line);color:rgba(255,255,255,.85);
  display:inline-flex;align-items:center;gap:7px;
}
.badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--grad-cta)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.hero-note{margin-top:18px;font-size:.84rem;color:rgba(255,255,255,.5)}

/* Mockup hero (pur CSS) */
.hero-visual{position:relative;min-height:430px}
.mock{
  position:absolute;background:rgba(11,26,46,.85);border:1px solid var(--line);
  border-radius:var(--radius);backdrop-filter:blur(14px);box-shadow:var(--shadow);
  overflow:hidden;animation:float 7s ease-in-out infinite;
}
.mock-browser{width:78%;top:0;left:0;padding:0 0 18px}
.mock-bar{display:flex;gap:6px;padding:12px 14px;border-bottom:1px solid var(--line)}
.mock-bar i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.18)}
.mock-bar i:first-child{background:var(--red)}
.mock-body{padding:16px}
.skel{height:10px;border-radius:6px;background:rgba(255,255,255,.1);margin-bottom:10px}
.skel.w60{width:60%}.skel.w80{width:80%}.skel.w40{width:40%}
.skel.hl{background:var(--grad-cta);opacity:.85;height:13px}
.mock-phone{width:36%;right:0;top:60px;padding:14px;animation-delay:1.2s;border-radius:24px}
.mock-phone .notch{width:46%;height:5px;border-radius:5px;background:rgba(255,255,255,.16);margin:2px auto 12px}
.price-chip{
  display:inline-block;font-weight:800;font-size:.92rem;padding:6px 12px;border-radius:10px;
  background:rgba(0,212,255,.12);border:1px solid rgba(0,212,255,.35);color:var(--cyan);margin:4px 4px 4px 0;
}
.mock-card{width:46%;left:8%;bottom:-12px;padding:18px;animation-delay:2.2s}
.mock-card .ia-dot{display:flex;align-items:center;gap:9px;font-size:.8rem;font-weight:700;color:var(--violet);margin-bottom:10px}
.mock-card .ia-dot::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--grad-cta);animation:pulse 2s infinite}
.mock-notif{
  width:52%;right:4%;bottom:36px;padding:13px 16px;display:flex;gap:10px;align-items:center;
  font-size:.8rem;animation-delay:3s;
}
.mock-notif b{color:var(--cyan)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* ---------- Form (Déposez votre idée) ---------- */
.idea-section{background:linear-gradient(180deg,var(--night) 0%,var(--night-2) 100%)}
.idea-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:54px;align-items:start}
.idea-aside h2{margin-bottom:18px}
.idea-aside p{color:rgba(255,255,255,.75);margin-bottom:26px}
.idea-points li{display:flex;gap:12px;margin-bottom:15px;font-size:.96rem;color:rgba(255,255,255,.82)}
.idea-points li::before{content:"✓";color:var(--cyan);font-weight:800}
.form-card{
  background:var(--glass-strong);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:36px;backdrop-filter:blur(16px);box-shadow:var(--shadow);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-field{display:flex;flex-direction:column;gap:7px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:.82rem;font-weight:600;color:rgba(255,255,255,.75)}
.form-field input,.form-field select,.form-field textarea{
  background:rgba(7,17,31,.6);border:1px solid var(--line);border-radius:12px;
  padding:13px 15px;color:var(--white);font-family:var(--font);font-size:.95rem;
  transition:border .2s;width:100%;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:var(--cyan)}
.form-field textarea{min-height:120px;resize:vertical}
.form-field select option{color:var(--ink);background:var(--white)}
.form-consent{display:flex;gap:10px;align-items:flex-start;font-size:.8rem;color:rgba(255,255,255,.6);grid-column:1/-1}
.form-consent input{width:auto;margin-top:3px}
.form-submit{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:6px}
.form-success{
  display:none;grid-column:1/-1;padding:16px 18px;border-radius:12px;font-weight:600;
  background:rgba(0,212,255,.1);border:1px solid rgba(0,212,255,.4);color:var(--cyan);
}
.form-success.visible{display:block}

/* ---------- Cards génériques ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cards-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;transition:transform .25s,border-color .25s;
}
.card:hover{transform:translateY(-5px);border-color:rgba(0,212,255,.4)}
.card .num{
  width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:1.05rem;background:var(--grad-cta);color:var(--night);margin-bottom:18px;
}
.card h3{margin-bottom:10px}
.card p{font-size:.93rem;color:rgba(255,255,255,.7)}
.section-light .card{background:var(--white);border:1px solid var(--line-dark);box-shadow:var(--shadow-soft)}
.section-light .card p{color:var(--ink-soft)}
.section-light .card:hover{border-color:var(--blue)}
.card .icon{font-size:1.7rem;margin-bottom:14px;display:block}

/* ---------- Pricing ---------- */
.pricing{background:var(--grey);color:var(--ink)}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.price-card{
  background:var(--white);border:1px solid var(--line-dark);border-radius:var(--radius-lg);
  padding:38px 32px;display:flex;flex-direction:column;box-shadow:var(--shadow-soft);
  transition:transform .25s,box-shadow .25s;position:relative;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.price-card.featured{border:2px solid transparent;background:
  linear-gradient(var(--white),var(--white)) padding-box,
  var(--grad-cta) border-box;
}
.price-tag{position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:var(--grad-cta);color:var(--night);font-size:.74rem;font-weight:800;
  padding:6px 16px;border-radius:999px;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap}
.price-name{font-size:1.05rem;font-weight:800;color:var(--blue)}
.price-amount{margin:14px 0 4px;font-size:3rem;font-weight:800;letter-spacing:-.03em}
.price-amount small{font-size:1rem;font-weight:600;color:var(--ink-soft)}
.price-for{font-size:.9rem;color:var(--ink-soft);margin-bottom:22px;min-height:42px}
.price-list{flex:1;margin-bottom:26px}
.price-list li{display:flex;gap:10px;font-size:.92rem;padding:7px 0;color:var(--ink)}
.price-list li::before{content:"✓";color:var(--blue);font-weight:800;flex-shrink:0}
.price-note{max-width:820px;margin:34px auto 0;text-align:center;font-size:.85rem;color:var(--ink-soft)}

/* ---------- Timeline 8 jours ---------- */
.timeline{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:10px}
.tl-step{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 16px;text-align:center;
}
.tl-step b{display:block;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;
  background:var(--grad-ia);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:8px}
.tl-step span{font-size:.86rem;color:rgba(255,255,255,.75)}
.legal-note{margin-top:26px;text-align:center;font-size:.84rem;color:rgba(255,255,255,.5);max-width:720px;margin-left:auto;margin-right:auto}
.section-light .legal-note{color:var(--ink-soft)}

/* ---------- Apps à louer ---------- */
.apps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.app-card{
  background:var(--white);border:1px solid var(--line-dark);border-radius:var(--radius-lg);
  padding:30px;display:flex;flex-direction:column;box-shadow:var(--shadow-soft);
  transition:transform .25s,box-shadow .25s;
}
.app-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.app-head{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.app-ico{width:50px;height:50px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:1.45rem;background:linear-gradient(135deg,rgba(0,212,255,.14),rgba(123,92,255,.14));flex-shrink:0}
.app-card h3{font-size:1.1rem}
.app-for{font-size:.8rem;color:var(--ink-soft)}
.app-feats{flex:1;margin:8px 0 18px}
.app-feats li{font-size:.88rem;padding:4px 0;color:var(--ink-soft);display:flex;gap:8px}
.app-feats li::before{content:"•";color:var(--violet);font-weight:800}
.app-price{font-weight:800;color:var(--blue);margin-bottom:16px;font-size:.95rem}
.app-actions{display:flex;gap:10px;flex-wrap:wrap}
.apps-key{
  margin-top:40px;text-align:center;font-weight:700;font-size:1.06rem;max-width:760px;
  margin-left:auto;margin-right:auto;padding:22px 28px;border-radius:var(--radius);
  background:var(--white);border:1px solid var(--line-dark);box-shadow:var(--shadow-soft);color:var(--ink);
}

/* ---------- Réalisations ---------- */
.proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:30px}
.proof-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px;display:flex;flex-direction:column;
}
.proof-logo{font-weight:800;font-size:1.3rem;margin-bottom:6px}
.proof-logo small{display:block;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.5);font-weight:600}
.proof-tags{display:flex;flex-wrap:wrap;gap:7px;margin:16px 0}
.proof-tags span{font-size:.72rem;font-weight:600;padding:4px 11px;border-radius:999px;background:rgba(0,212,255,.1);border:1px solid rgba(0,212,255,.25);color:var(--cyan)}
.proof-card p{font-size:.92rem;color:rgba(255,255,255,.72);flex:1}
.proof-msg{margin-top:16px;font-size:.88rem;font-weight:600;color:var(--cyan)}
.portfolio-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:8px 0 34px}
.portfolio-tags span{font-size:.85rem;font-weight:600;padding:9px 18px;border-radius:999px;background:var(--glass);border:1px solid var(--line);color:rgba(255,255,255,.8)}

/* ---------- IA utile ---------- */
.ia-band{
  background:linear-gradient(120deg,rgba(0,212,255,.07),rgba(123,92,255,.1)),var(--night-2);
}
.ia-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:36px}
.ia-item{
  background:var(--glass);border:1px solid var(--line);border-radius:14px;padding:16px 18px;
  font-size:.92rem;font-weight:600;display:flex;align-items:center;gap:11px;
}
.ia-item::before{content:"◆";background:var(--grad-ia);-webkit-background-clip:text;background-clip:text;color:transparent;font-size:.8rem}
.ia-motto{text-align:center;font-size:clamp(1.2rem,2.6vw,1.7rem);font-weight:800;max-width:740px;margin:0 auto}
.ia-motto span{background:var(--grad-ia);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Métiers ---------- */
.metiers-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.metier-card{
  background:var(--white);border:1px solid var(--line-dark);border-radius:var(--radius);
  padding:24px 18px;text-align:center;box-shadow:var(--shadow-soft);transition:transform .22s;
}
.metier-card:hover{transform:translateY(-4px)}
.metier-card .icon{font-size:1.9rem;margin:0 auto 10px}
.metier-card h3{font-size:.98rem;margin-bottom:6px}
.metier-card p{font-size:.76rem;color:var(--ink-soft)}

/* ---------- Méthode ---------- */
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.method-step{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;
}
.method-step b{display:flex;align-items:center;gap:10px;margin-bottom:8px;font-size:1rem}
.method-step b::before{
  counter-increment:step;content:counter(step);
  width:30px;height:30px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-cta);color:var(--night);font-size:.85rem;font-weight:800;flex-shrink:0;
}
.method-step span{font-size:.86rem;color:rgba(255,255,255,.68)}
.method-quote{margin-top:44px;text-align:center;font-size:clamp(1.1rem,2.4vw,1.5rem);font-weight:800}
.method-quote span{background:var(--grad-ia);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{border:1px solid var(--line-dark);border-radius:var(--radius);background:var(--white);margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-soft)}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:14px;
  padding:21px 26px;background:none;border:none;cursor:pointer;text-align:left;
  font-family:var(--font);font-size:1.02rem;font-weight:700;color:var(--ink);
}
.faq-q::after{content:"+";font-size:1.5rem;font-weight:400;color:var(--blue);transition:transform .25s;flex-shrink:0}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 26px 22px;font-size:.94rem;color:var(--ink-soft)}

/* ---------- CTA final ---------- */
.final-cta{
  background:
    radial-gradient(700px 400px at 50% 0%,rgba(123,92,255,.25),transparent 65%),
    var(--night);
  text-align:center;
}
.final-cta h2{max-width:720px;margin:0 auto 18px}
.final-cta p{max-width:620px;margin:0 auto 36px;color:rgba(255,255,255,.75)}
.final-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.btn-wa{background:#25D366;color:#073b1d}
.btn-wa:hover{transform:translateY(-2px)}

/* ---------- Footer ---------- */
.footer{background:#050D17;border-top:1px solid var(--line);padding:64px 0 34px;font-size:.9rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:44px}
.footer h4{font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:16px}
.footer a{color:rgba(255,255,255,.72);display:block;padding:4px 0;transition:color .2s}
.footer a:hover{color:var(--cyan)}
.footer-brand p{color:rgba(255,255,255,.55);margin-top:12px;max-width:300px;font-size:.86rem}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:26px;display:flex;flex-wrap:wrap;gap:14px;
  justify-content:space-between;align-items:center;color:rgba(255,255,255,.45);font-size:.8rem;
}

/* ---------- Reveal animations ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .mock{animation:none}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1024px){
  .cards,.apps-grid,.proof-grid,.ia-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr;max-width:520px;margin:0 auto}
  .metiers-grid{grid-template-columns:repeat(3,1fr)}
  .method-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(3,1fr)}
  .hero-grid{grid-template-columns:1fr;gap:60px}
  .hero-visual{min-height:380px;max-width:560px;margin:0 auto;width:100%}
  .idea-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  section{padding:68px 0}
  .hero{padding:130px 0 80px}
  .nav{
    position:fixed;inset:0;background:rgba(7,17,31,.97);backdrop-filter:blur(20px);
    flex-direction:column;justify-content:center;gap:30px;
    opacity:0;pointer-events:none;transition:opacity .3s;z-index:110;
  }
  .nav.open{opacity:1;pointer-events:auto}
  .nav a{font-size:1.25rem}
  .burger{display:block}
  .header-actions .btn{display:none}
  .cards,.cards-2,.apps-grid,.proof-grid,.ia-grid,.method-grid{grid-template-columns:1fr}
  .metiers-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:26px 20px}
  .hero-cta .btn,.final-actions .btn{width:100%;justify-content:center}
  .footer-grid{grid-template-columns:1fr}
  .mock-browser{width:88%}
  .mock-phone{width:42%}
  .mock-card{width:54%}
  .mock-notif{width:62%}
}