:root{
    --ink:#16283F; --ink-2:#0F1B2E; --ink-soft:#243a55;
    --sea:#4F8271; --sea-l:#6FA089; --sea-d:#3A6255; --sea-italic:#5b8272;
    --gold:#C9A75C; --gold-l:#E4C878; --gold-d:#A9863F;
    --paper:#F5F2EA; --paper-2:#EFEADD; --sand:#E4DBCB; --slate:#586371; --white:#fff;
    --shadow:0 40px 90px -40px rgba(22,40,63,.40);
    --shadow-sm:0 16px 40px -24px rgba(22,40,63,.4);
    --radius:20px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:"Instrument Sans",system-ui,sans-serif;color:var(--ink);background:var(--paper);
    line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  .wrap{max-width:1200px;margin:0 auto;padding:0 30px}
  h1,h2,h3{font-family:"Fraunces",Georgia,serif;font-weight:500;line-height:1.08;letter-spacing:-.015em}
  .it{font-style:italic;font-weight:400;color:var(--sea-italic)}
  .gold-it{font-style:italic;font-weight:400;color:var(--gold-d)}
  .eyebrow{font-size:.72rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--sea-d);
    display:inline-flex;align-items:center;gap:12px}
  .eyebrow::before{content:"";width:26px;height:1px;background:var(--gold)}
  .eyebrow.c{justify-content:center}

  .btn{display:inline-flex;align-items:center;gap:10px;font-family:inherit;font-size:.98rem;font-weight:600;
    padding:15px 28px;border-radius:999px;cursor:pointer;border:1px solid transparent;text-decoration:none;
    transition:transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s}
  .btn-primary{background:var(--ink);color:#fff}
  .btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}
  .btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--sand)}
  .btn-ghost:hover{background:#fff;transform:translateY(-2px)}
  .btn .ar{transition:transform .25s}
  .btn:hover .ar{transform:translateX(4px)}

  /* header */
  header{position:sticky;top:0;z-index:80;background:rgba(245,242,234,.8);backdrop-filter:saturate(1.4) blur(14px);
    border-bottom:1px solid transparent;transition:border-color .3s, background .3s}
  header.scrolled{border-color:var(--sand);background:rgba(245,242,234,.93)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:80px;gap:20px}
  .brand{display:flex;align-items:center;text-decoration:none;flex:none}
  .brand img{height:48px;width:auto;display:block}
  .menu{display:flex;gap:30px;list-style:none;margin-left:auto}
  .menu a{text-decoration:none;color:var(--ink-soft);font-size:.94rem;position:relative;padding:4px 0;white-space:nowrap}
  .menu a::after{content:"";position:absolute;left:0;bottom:-3px;width:0;height:1.5px;background:var(--gold);transition:width .25s}
  .menu a:hover::after{width:100%}
  .nav-cta{display:flex;align-items:center;gap:16px;flex:none}
  .link-plain{text-decoration:none;color:var(--ink);font-size:.94rem;font-weight:500;display:inline-flex;gap:7px;align-items:center;white-space:nowrap}
  .burger{display:none;background:none;border:0;cursor:pointer}

  /* hero */
  .hero{padding:76px 0 44px;position:relative}
  .hero::before{content:"";position:absolute;top:-120px;right:-140px;width:520px;height:520px;border-radius:50%;
    background:radial-gradient(circle, rgba(201,167,92,.13), transparent 62%);pointer-events:none}
  .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
  .hero h1{font-size:clamp(2.5rem,4.9vw,4rem);margin:22px 0 22px}
  .hero .lead{font-size:1.12rem;color:var(--slate);max-width:42ch;margin-bottom:30px}
  .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
  .hero-badges{display:flex;gap:8px;flex-wrap:wrap;align-items:center;color:var(--slate);font-size:.86rem}
  .hero-badges .d{width:4px;height:4px;border-radius:50%;background:var(--gold);display:inline-block}

  .shot{border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.7);width:100%;display:block;background:#fff}
  .hero-visual{position:relative}
  .float-card{position:absolute;background:#fff;border:1px solid var(--sand);border-radius:14px;box-shadow:var(--shadow-sm);padding:12px 15px;display:flex;align-items:center;gap:11px}
  .float-card .dot{width:34px;height:34px;border-radius:9px;background:rgba(201,167,92,.16);display:grid;place-items:center;color:var(--gold-d);flex:none}
  .float-card small{display:block;font-size:.66rem;color:var(--slate)}
  .float-card strong{font-size:.82rem;color:var(--ink)}
  .fc-1{bottom:-22px;left:-26px}
  .fc-2{top:-20px;right:-22px}

  /* reassurance band */
  .band{background:var(--ink);color:#dbe4ef}
  .band-in{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:26px 0}
  .band .item{display:flex;align-items:center;gap:12px;justify-content:center;font-size:.94rem;font-weight:500}
  .band .item svg{color:var(--gold-l);flex:none}

  section.block{padding:96px 0}
  .sec-head{text-align:center;max-width:680px;margin:0 auto 54px}
  .sec-head h2{font-size:clamp(2rem,3.8vw,3rem);margin:16px 0 14px}
  .sec-head p{color:var(--slate);font-size:1.08rem}

  /* problem */
  .prob-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .prob{background:#fff;border:1px solid var(--sand);border-radius:var(--radius);padding:28px 26px}
  .prob .ic{width:46px;height:46px;border-radius:12px;background:rgba(180,84,75,.08);color:#b4544b;display:grid;place-items:center;margin-bottom:16px}
  .prob h3{font-size:1.15rem;margin-bottom:7px;font-weight:600}
  .prob p{font-size:.92rem;color:var(--slate)}

  /* solution 3 pillars */
  .sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .sol{background:#fff;border:1px solid var(--sand);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform .25s, box-shadow .25s}
  .sol:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
  .sol .im{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
  .sol .im img{width:100%;height:100%;object-fit:cover;object-position:top left;display:block}
  .sol .cc{padding:22px 24px}
  .sol .tag{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-d);font-weight:600}
  .sol h3{font-size:1.3rem;margin:5px 0 8px}
  .sol p{font-size:.92rem;color:var(--slate)}

  /* pour qui */
  .who-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
  .who{background:#fff;border:1px solid var(--sand);border-radius:16px;padding:22px 20px;display:flex;align-items:center;gap:14px;transition:transform .2s, box-shadow .2s}
  .who:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
  .who .ic{width:42px;height:42px;border-radius:11px;background:rgba(79,130,113,.12);color:var(--sea-d);display:grid;place-items:center;flex:none}
  .who b{font-size:.98rem;color:var(--ink)}

  /* comparison */
  .compare{background:var(--ink);border-radius:26px;overflow:hidden;box-shadow:var(--shadow)}
  .compare .ch{display:grid;grid-template-columns:1fr 1fr}
  .compare .ch .h{padding:24px 30px;font-family:"Fraunces";font-size:1.2rem;font-weight:500}
  .compare .ch .h.a{color:#9fb0c4;border-right:1px solid rgba(255,255,255,.08)}
  .compare .ch .h.b{color:#fff;background:rgba(201,167,92,.12);display:flex;align-items:center;gap:10px}
  .compare .ch .h.b::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--gold-l)}
  .compare .row{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid rgba(255,255,255,.08)}
  .compare .row .c{padding:17px 30px;display:flex;align-items:center;gap:12px;font-size:.98rem}
  .compare .row .c.a{color:#9aa7b6;border-right:1px solid rgba(255,255,255,.08)}
  .compare .row .c.a svg{color:#6b7787;flex:none}
  .compare .row .c.b{color:#eef2f6;background:rgba(201,167,92,.05)}
  .compare .row .c.b svg{color:var(--gold-l);flex:none}

  /* features */
  .feat{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
  .fcard{background:#fff;border:1px solid var(--sand);border-radius:var(--radius);padding:26px 24px;transition:transform .25s, box-shadow .25s}
  .fcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
  .fcard .ic{width:48px;height:48px;border-radius:13px;background:var(--paper-2);color:var(--sea-d);display:grid;place-items:center;margin-bottom:18px}
  .fcard h3{font-size:1.15rem;margin-bottom:8px;font-weight:600}
  .fcard p{font-size:.9rem;color:var(--slate)}

  /* TV band */
  .tv-band{background:linear-gradient(150deg,#1c3049,var(--ink-2));border-radius:28px;padding:64px 60px;color:#e9eef4;
    display:grid;grid-template-columns:1fr 1.15fr;gap:50px;align-items:center;position:relative;overflow:hidden}
  .tv-band::before{content:"";position:absolute;inset:0;background:radial-gradient(70% 60% at 88% 0%, rgba(201,167,92,.28), transparent 60%);pointer-events:none}
  .tv-band .eyebrow{color:var(--gold-l)} .tv-band .eyebrow::before{background:var(--gold-l)}
  .tv-band h2{color:#fff;font-size:clamp(1.9rem,3.2vw,2.6rem);margin:16px 0 16px}
  .tv-band p{color:#aebccb;font-size:1.04rem;max-width:42ch;margin-bottom:22px}
  .tv-band .shot{box-shadow:0 40px 80px -30px rgba(0,0,0,.6)}
  .tv-list{list-style:none;display:flex;flex-direction:column;gap:12px}
  .tv-list li{display:flex;gap:12px;align-items:center;font-size:.98rem;color:#dbe4ef}
  .tv-list .ck{width:26px;height:26px;border-radius:8px;background:rgba(201,167,92,.16);color:var(--gold-l);display:grid;place-items:center;flex:none}

  /* steps */
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:st}
  .step{background:#fff;border:1px solid var(--sand);border-radius:var(--radius);padding:30px 28px;position:relative}
  .step .n{counter-increment:st;width:44px;height:44px;border-radius:50%;background:var(--ink);color:#fff;
    font-family:"Fraunces";font-size:1.2rem;display:grid;place-items:center;margin-bottom:18px;
    box-shadow:0 0 0 6px rgba(201,167,92,.14)}
  .step .n::before{content:counter(st)}
  .step h3{font-size:1.2rem;margin-bottom:8px}
  .step p{font-size:.93rem;color:var(--slate)}
  .step .line{position:absolute;top:52px;right:-11px;width:22px;height:2px;background:var(--sand)}
  .step:last-child .line{display:none}

  /* ============ FORM (conservé) ============ */
  .demo-section{padding:100px 0}
  .demo-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
  .aside h2{font-size:clamp(2rem,3.4vw,2.8rem);margin:18px 0 18px}
  .aside .lead{color:var(--slate);font-size:1.06rem;max-width:38ch;margin-bottom:30px}
  .assure-list{list-style:none;display:flex;flex-direction:column;gap:18px}
  .assure-list li{display:flex;gap:14px;align-items:flex-start}
  .assure-list .ck{width:30px;height:30px;border-radius:8px;background:rgba(201,167,92,.16);color:var(--gold-d);display:grid;place-items:center;flex:none}
  .assure-list strong{display:block;font-size:.98rem}
  .assure-list span{font-size:.88rem;color:var(--slate)}
  .aside .horizonline{height:1px;background:var(--sand);margin:30px 0;position:relative}
  .aside .horizonline::after{content:"";position:absolute;left:0;top:-4px;width:8px;height:8px;border-radius:50%;background:var(--gold)}
  .aside .contact{font-size:.9rem;color:var(--slate)}
  .aside .contact a{color:var(--ink);text-decoration:none;font-weight:600;border-bottom:1px solid var(--gold)}
  .card{background:#fff;border:1px solid var(--sand);border-radius:22px;padding:38px;box-shadow:var(--shadow)}
  .card h3{font-size:1.5rem;margin-bottom:4px}
  .card .card-sub{font-size:.92rem;color:var(--slate);margin-bottom:26px}
  form{display:grid;grid-template-columns:1fr 1fr;gap:18px}
  .field{display:flex;flex-direction:column;gap:7px}
  .field.full{grid-column:1 / -1}
  label{font-size:.82rem;font-weight:600;color:var(--ink-soft)}
  label .opt{font-weight:400;color:var(--slate);font-size:.78rem}
  input,select,textarea{font-family:inherit;font-size:.95rem;color:var(--ink);background:var(--paper);border:1px solid var(--sand);
    border-radius:11px;padding:13px 14px;transition:border-color .2s, box-shadow .2s;width:100%}
  input::placeholder,textarea::placeholder{color:#9aa2ad}
  input:focus,select:focus,textarea:focus{outline:none;border-color:var(--sea);box-shadow:0 0 0 3px rgba(79,130,113,.15);background:#fff}
  textarea{resize:vertical;min-height:96px}
  select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%23586371' stroke-width='2'%3E%3Cpath d='M3 5l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
  .consent{grid-column:1 / -1;display:flex;gap:12px;align-items:flex-start;background:var(--paper);border:1px solid var(--sand);border-radius:12px;padding:14px 16px}
  .consent input{width:18px;height:18px;flex:none;margin-top:2px;accent-color:var(--sea)}
  .consent label{font-weight:400;color:var(--slate);font-size:.85rem;line-height:1.5}
  .btn-submit{grid-column:1 / -1;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:inherit;
    font-size:1rem;font-weight:600;padding:16px 26px;border-radius:999px;cursor:pointer;border:0;background:var(--ink);color:#fff;transition:transform .25s, box-shadow .25s, opacity .2s}
  .btn-submit:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}
  .btn-submit:disabled{opacity:.6;cursor:not-allowed;transform:none}
  .btn-submit .ar{transition:transform .25s} .btn-submit:hover .ar{transform:translateX(4px)}
  .form-note{grid-column:1 / -1;font-size:.78rem;color:var(--slate);text-align:center}
  .form-note a{color:var(--ink);font-weight:600}
  .err-msg{color:#B4544B;font-size:.78rem;display:none}
  .field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#B4544B}
  .field.invalid .err-msg{display:block}
  .consent.invalid{border-color:#B4544B}
  .success{display:none;text-align:center;padding:26px 10px}
  .success.show{display:block}
  .success .tick{width:64px;height:64px;border-radius:50%;background:rgba(79,130,113,.15);color:var(--sea-d);display:grid;place-items:center;margin:0 auto 20px}
  .success h3{font-size:1.6rem;margin-bottom:8px}
  .success p{color:var(--slate);font-size:.95rem;max-width:34ch;margin:0 auto}
  form.sent{display:none}

  /* ============ FOOTER (transparent) ============ */
  footer{background:transparent;color:var(--slate);padding:56px 0 34px;border-top:1px solid var(--sand)}
  .foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;margin-bottom:40px}
  .foot-logo-img{height:70px;width:auto;display:block;margin-bottom:16px}
  .foot-brand p{font-size:.92rem;color:var(--slate);max-width:32ch}
  .foot-col h4{font-family:"Instrument Sans";font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--sea-d);margin-bottom:16px;font-weight:600}
  .foot-col a,.foot-col span{display:block;color:var(--ink-soft);text-decoration:none;font-size:.94rem;margin-bottom:11px}
  .foot-col a:hover{color:var(--sea-d)}
  .foot-bottom{border-top:1px solid var(--sand);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.85rem;color:var(--slate)}
  .foot-bottom a{color:var(--slate);text-decoration:none}
  .foot-bottom a:hover{color:var(--sea-d)}

  .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease, transform .7s ease}
  .reveal.in{opacity:1;transform:none}

  @media(max-width:980px){
    .menu,.nav-cta .link-plain{display:none}
    .burger{display:block}
    .hero-grid,.tv-band{grid-template-columns:1fr;gap:40px}
    .prob-grid,.sol-grid,.steps{grid-template-columns:1fr}
    .who-grid{grid-template-columns:1fr 1fr}
    .feat{grid-template-columns:1fr 1fr}
    .foot-grid{grid-template-columns:1fr 1fr}
    .band-in{grid-template-columns:1fr 1fr;gap:18px}
    .tv-band{padding:40px 28px}
    form{grid-template-columns:1fr}
    .demo-grid{grid-template-columns:1fr}
    .step .line{display:none}
  }
  @media(max-width:560px){
    .feat,.who-grid,.band-in{grid-template-columns:1fr}
    .foot-grid{grid-template-columns:1fr}
    section.block,.demo-section{padding:64px 0}
    .fc-1,.fc-2{display:none}
    .compare .ch .h,.compare .row .c{padding-left:18px;padding-right:18px;font-size:.9rem}
  }
  @media(prefers-reduced-motion:reduce){*{transition:none!important}html{scroll-behavior:auto}.reveal{opacity:1;transform:none}}

  /* Ajustements V3 — conversion et captures produit */
  .hero .lead b{color:var(--ink)}
  .product-placeholder{
    background:linear-gradient(145deg,#ffffff,var(--paper-2));
    border:1px dashed rgba(22,40,63,.25);
    border-radius:18px;
    min-height:220px;
    display:grid;
    place-items:center;
    color:var(--slate);
    text-align:center;
    padding:22px;
    font-size:.92rem;
  }
  .product-placeholder strong{
    display:block;
    color:var(--ink);
    font-family:"Fraunces",Georgia,serif;
    font-size:1.25rem;
    margin-bottom:7px;
  }
  .mini-proof{
    margin-top:18px;
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:12px;
  }
  .mini-proof span{
    background:#fff;
    border:1px solid var(--sand);
    border-radius:999px;
    padding:9px 14px;
    font-size:.84rem;
    color:var(--ink-soft);
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
  }
  .cta-note{
    margin-top:12px;
    color:var(--slate);
    font-size:.86rem;
  }
  .legal-placeholder{opacity:.9}
  @media(max-width:760px){.mini-proof{grid-template-columns:1fr}}



/* BUILD 024 — sécurité, mobile et stabilité de production */
html,body{max-width:100%;overflow-x:hidden}
img{max-width:100%;height:auto}
.bot-field{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.form-error{grid-column:1/-1;margin-top:10px;padding:12px 14px;border:1px solid #d7aaa5;border-radius:12px;background:#fff2f0;color:#8f332c;font-size:.9rem}
.burger{width:44px;height:44px;align-items:center;justify-content:center;border-radius:50%;flex:none}
@media(max-width:980px){
  .burger{display:flex}
  .nav{position:relative;min-width:0}
  .nav-cta{min-width:0;gap:8px}
  .nav-cta .btn{padding:12px 16px;font-size:.86rem}
  #siteNav .menu.mobile-open{display:flex;position:absolute;top:68px;left:0;right:0;z-index:90;flex-direction:column;gap:2px;padding:12px;background:#fff;border:1px solid var(--sand);border-radius:16px;box-shadow:var(--shadow-sm)}
  #siteNav .menu.mobile-open a{display:block;padding:11px 12px}
}
@media(max-width:560px){
  .wrap{padding-left:18px;padding-right:18px}
  .nav{height:70px;gap:8px}
  .brand img{height:40px}
  .nav-cta .btn{display:none}
  .hero{padding-top:52px}
  .hero h1{font-size:clamp(2.25rem,11vw,3rem);max-width:100%;overflow-wrap:anywhere}
  .hero h1 .gold-it{display:block;font-size:.92em;overflow-wrap:anywhere}
  .hero-actions .btn{width:100%;justify-content:center}
  .card{min-width:0}
  input,select,textarea{font-size:16px}
}