/* ============================================================
   webinaire.live · un service proposé par Images Pro
   Charte améthyste & orange · v1.0 · août 2026
   ============================================================ */
:root{
  --violet:#5B2A86;
  --violet-vif:#8B5CF6;
  --violet-doux:#7C4DBB;
  --lavande:#EDE7F6;
  --fond:#F7F5FB;
  --encre:#1A1425;
  --encre-2:#241A33;
  --orange:#E8913A;
  --orange-vif:#F0A24E;
  --rouge:#E5484D;
  --blanc:#FFFFFF;
  --texte:#3A2F4B;
  --texte-doux:#6B5F7E;
  --r-lg:28px; --r-md:20px; --r-sm:14px;
  --ombre:0 10px 30px rgba(91,42,134,.10);
  --ombre-forte:0 18px 50px rgba(26,20,37,.16);
  --maxw:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Public Sans',system-ui,sans-serif;color:var(--texte);background:var(--fond);line-height:1.65;font-size:1.02rem;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--violet);text-decoration:none}
p a,li a{text-decoration:underline;text-underline-offset:3px}
h1,h2,h3{font-family:'Sora',sans-serif;color:var(--encre);line-height:1.18;font-weight:700}
h1{font-size:clamp(1.9rem,4.2vw,3.1rem)}
h2{font-size:clamp(1.45rem,3vw,2.15rem);margin-bottom:.6em}
h3{font-size:1.16rem;margin-bottom:.4em}
.eyebrow{font-family:'Archivo',sans-serif;font-stretch:75%;text-transform:uppercase;letter-spacing:.14em;font-weight:700;font-size:.82rem;color:var(--orange);margin-bottom:.9em;display:flex;align-items:center;gap:.6em}
.eyebrow::before{content:"";width:26px;height:3px;border-radius:2px;background:var(--orange)}
.centre .eyebrow{justify-content:center}
.centre .eyebrow::after{content:"";width:26px;height:3px;border-radius:2px;background:var(--orange)}
.centre{text-align:center}
.sec{padding:clamp(3.4rem,7vw,6rem) 1.4rem;position:relative}
.int{max-width:var(--maxw);margin:0 auto;position:relative;z-index:1}
.etroit{max-width:820px}
.note{color:var(--texte-doux);font-size:.95rem}

/* ---------- Bandeau de navigation (frosted) ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:60;background:#FFFFFF;border-bottom:1px solid rgba(91,42,134,.10)}
.nav-int{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:.65rem 1.4rem;gap:1rem}
.nav-logo img{height:46px;width:auto}
.nav-liens{display:flex;align-items:center;gap:1.4rem;list-style:none}
.nav-liens a{font-weight:600;font-size:.94rem;color:var(--encre);text-decoration:none;position:relative}
.nav-liens a:hover{color:var(--violet-vif)}
.nav-liens a.actif::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:3px;border-radius:2px;background:var(--orange)}
.nav-cta{background:var(--violet);color:#fff !important;padding:.6rem 1.3rem;border-radius:999px;box-shadow:var(--ombre)}
.nav-cta:hover{background:var(--violet-vif);color:#fff}
#burger,.burger-lbl{display:none}

/* ---------- Boutons ---------- */
.bouton{display:inline-block;background:var(--violet);color:#fff;font-weight:700;font-family:'Sora',sans-serif;font-size:.98rem;padding:.85rem 1.9rem;border-radius:999px;border:none;cursor:pointer;box-shadow:var(--ombre);transition:transform .18s,background .18s;text-decoration:none !important}
.bouton:hover{background:var(--violet-vif);transform:translateY(-2px)}
.bouton-orange{background:var(--orange)}
.bouton-orange:hover{background:var(--orange-vif)}
.bouton-contour{background:transparent;color:var(--violet);box-shadow:inset 0 0 0 2px var(--violet)}
.bouton-contour:hover{background:var(--violet);color:#fff;transform:translateY(-2px)}
.sombre .bouton-contour{color:#fff;box-shadow:inset 0 0 0 2px rgba(255,255,255,.7)}
.sombre .bouton-contour:hover{background:#fff;color:var(--encre)}
.boutons{display:flex;gap:.9rem;flex-wrap:wrap;margin-top:1.6rem}

/* ---------- Héros ---------- */
.hero{background:linear-gradient(150deg,var(--encre) 0%,#2C1B47 55%,var(--violet) 100%);color:#EDE7F6;padding:8.2rem 1.4rem 4.6rem;position:relative;overflow:hidden}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(70px);opacity:.35;pointer-events:none}
.hero::before{width:480px;height:480px;background:var(--violet-vif);top:-140px;right:-90px}
.hero::after{width:380px;height:380px;background:var(--orange);bottom:-160px;left:-110px;opacity:.22}
.hero-int{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.08fr .92fr;gap:3rem;align-items:center;position:relative;z-index:1}
.hero h1{color:#fff}
.hero h1 em{font-style:normal;color:var(--orange-vif)}
.hero .accroche{font-size:1.12rem;color:#CFC3E4;margin-top:1.1rem;max-width:34em}
.hero .entite{font-size:.9rem;color:#A995C9;margin-top:1.4rem;max-width:36em}
.hero-img img{filter:drop-shadow(0 24px 50px rgba(0,0,0,.35))}
.hero-min{padding-bottom:3.6rem}
.badge-direct{display:inline-flex;align-items:center;gap:.5em;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:.35rem 1rem;font-family:'Archivo',sans-serif;font-stretch:80%;letter-spacing:.12em;font-size:.8rem;font-weight:700;text-transform:uppercase;color:#fff;margin-bottom:1.3rem}
.badge-direct .pt{width:9px;height:9px;border-radius:50%;background:var(--rouge);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(229,72,77,.55)}55%{box-shadow:0 0 0 8px rgba(229,72,77,0)}}
.fil{font-size:.85rem;color:var(--texte-doux);margin-bottom:1.2rem}
.hero .fil{color:#A995C9;margin-bottom:0;margin-top:1.6rem}
.fil a{color:inherit}

/* ---------- Cartes & grilles ---------- */
.grille{display:grid;gap:1.6rem}
.g2{grid-template-columns:1fr 1fr}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.carte{background:#fff;border-radius:var(--r-lg);padding:2rem 1.7rem;box-shadow:var(--ombre);position:relative;transition:transform .2s,box-shadow .2s}
.carte:hover{transform:translateY(-5px);box-shadow:var(--ombre-forte)}
.carte img.illus{max-height:210px;margin:0 auto 1.2rem;object-fit:contain}
.carte .lien-carte{position:absolute;inset:0;border-radius:inherit}
.pastille{width:56px;height:56px;border-radius:18px;display:flex;align-items:center;justify-content:center;background:var(--lavande);margin-bottom:1.1rem;font-size:1.5rem}
.pastille.orange{background:#FBEBD8}
.chevauche{margin-top:-4.5rem}
.sec-lav{background:var(--lavande)}
.sec-blanc{background:#fff}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:3.2rem;align-items:center}
.duo.inv .duo-img{order:2}
.duo-img img{border-radius:var(--r-lg)}
.duo-img.illus img{border-radius:0;filter:drop-shadow(0 18px 36px rgba(91,42,134,.18))}
.coches{list-style:none;margin-top:1.1rem}
.coches li{padding-left:2.1rem;position:relative;margin-bottom:.65rem}
.coches li::before{content:"";position:absolute;left:0;top:.32em;width:1.25em;height:1.25em;border-radius:50%;background:var(--orange) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center/62% no-repeat}
.coches.violettes li::before{background-color:var(--violet-vif)}

/* ---------- Échelle des trois niveaux ---------- */
.niveaux .carte{display:flex;flex-direction:column;padding-top:2.4rem}
.niveaux .num{font-family:'Archivo',sans-serif;font-stretch:70%;font-weight:800;font-size:2.6rem;line-height:1;color:var(--lavande);-webkit-text-stroke:2px var(--violet-vif);position:absolute;top:1.1rem;right:1.4rem}
.niveaux .carte:nth-child(3){outline:3px solid var(--orange);outline-offset:-3px}
.niveaux .carte:nth-child(3) .etiquette{position:absolute;top:-14px;left:1.6rem;background:var(--orange);color:#fff;font-family:'Sora';font-weight:700;font-size:.78rem;padding:.28rem .9rem;border-radius:999px}
.niveaux .carte .bouton{margin-top:auto;align-self:flex-start}

/* ---------- Chiffres animés ---------- */
.chiffres{background:var(--lavande) url(img/fond-chiffres-audience.webp) center/cover no-repeat}
.chiffres .grille{gap:1rem}
.chiffre{text-align:center;padding:1.4rem 1rem}
.chiffre .val{font-family:'Archivo',sans-serif;font-stretch:75%;font-weight:800;font-size:clamp(2.2rem,4.6vw,3.4rem);color:var(--violet)}
.chiffre .val .u{color:var(--orange);font-size:.6em;font-weight:800}
.chiffre .lbl{font-weight:600;color:var(--texte-doux);font-size:.92rem;margin-top:.2rem}

/* ---------- Tableaux comparatifs ---------- */
.roulant{overflow-x:auto;border-radius:var(--r-md);box-shadow:var(--ombre)}
table{width:100%;border-collapse:collapse;background:#fff;min-width:640px}
th,td{padding:.95rem 1.1rem;text-align:left;border-bottom:1px solid var(--lavande);vertical-align:top}
thead th{background:var(--violet);color:#fff;font-family:'Sora';font-size:.92rem}
thead th:last-child{background:var(--orange)}
tbody tr:last-child td{border-bottom:none}
td strong{color:var(--encre)}

/* ---------- Tarifs ---------- */
.tarifs .carte{display:flex;flex-direction:column}
.prix{font-family:'Archivo',sans-serif;font-stretch:75%;font-weight:800;font-size:2rem;color:var(--violet);margin:.5rem 0 .2rem}
.prix small{font-size:.5em;font-weight:700;color:var(--texte-doux)}
.tarifs .carte .bouton{margin-top:auto;align-self:flex-start}
.mini-note{font-size:.86rem;color:var(--texte-doux);margin-top:1.4rem}

/* ---------- FAQ ---------- */
.faq details{background:#fff;border-radius:var(--r-md);box-shadow:var(--ombre);margin-bottom:1rem;overflow:hidden}
.faq summary{cursor:pointer;list-style:none;padding:1.15rem 3.2rem 1.15rem 1.5rem;font-family:'Sora';font-weight:600;color:var(--encre);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:1.3rem;top:50%;transform:translateY(-50%);width:30px;height:30px;border-radius:50%;background:var(--lavande);color:var(--violet);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.2rem;transition:transform .2s}
.faq details[open] summary::after{content:"–";background:var(--orange);color:#fff}
.faq .rep{padding:0 1.5rem 1.3rem;color:var(--texte)}

/* ---------- Cas client ---------- */
.cas{background:var(--encre);color:#D8CCE9;border-radius:var(--r-lg);overflow:hidden;display:grid;grid-template-columns:1.1fr .9fr;box-shadow:var(--ombre-forte)}
.cas-txt{padding:2.6rem 2.4rem}
.cas h2,.cas h3{color:#fff}
.cas .eyebrow{color:var(--orange-vif)}
.cas-img{min-height:280px;background-size:cover;background-position:center}
.cas .kpi{display:flex;gap:2rem;margin-top:1.4rem;flex-wrap:wrap}
.cas .kpi div strong{display:block;font-family:'Archivo';font-stretch:75%;font-weight:800;font-size:1.7rem;color:var(--orange-vif)}
.cas .kpi div span{font-size:.85rem}

/* ---------- Galerie ---------- */
.galerie{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.galerie img{border-radius:var(--r-md);box-shadow:var(--ombre);aspect-ratio:16/10;object-fit:cover;width:100%}
.legende{font-size:.85rem;color:var(--texte-doux);margin-top:.5rem;text-align:center}

/* ---------- Appel final sombre ---------- */
.sombre{background:linear-gradient(140deg,var(--encre),#31204F 70%,var(--violet));color:#D8CCE9;text-align:center;overflow:hidden}
.sombre h2{color:#fff}
.sombre p{max-width:40em;margin:0 auto}
.sombre .boutons{justify-content:center}

/* ---------- Pied de page ---------- */
.pied{background:var(--encre);color:#B7A9CC;padding:3.4rem 1.4rem 2rem;font-size:.92rem}
.pied-int{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:2.4rem}
.pied h4{color:#fff;font-family:'Sora';font-size:.98rem;margin-bottom:.9rem}
.pied ul{list-style:none}
.pied li{margin-bottom:.5rem}
.pied a{color:#B7A9CC;text-decoration:none}
.pied a:hover{color:#fff;text-decoration:underline}
.pied .logo-pied{background:#fff;border-radius:var(--r-sm);padding:.7rem .9rem;display:inline-block;margin-bottom:1rem}
.pied .logo-pied img{height:44px}
.pied-bas{max-width:var(--maxw);margin:2.4rem auto 0;padding-top:1.4rem;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.84rem}
.pied-bas a{color:#B7A9CC}

/* ---------- Contact ---------- */
.forme{background:#fff;border-radius:var(--r-lg);padding:2.2rem;box-shadow:var(--ombre)}
.forme label{display:block;font-weight:600;color:var(--encre);margin:1rem 0 .35rem;font-family:'Sora';font-size:.92rem}
.forme input,.forme textarea,.forme select{width:100%;padding:.8rem 1rem;border:2px solid var(--lavande);border-radius:var(--r-sm);font:inherit;background:var(--fond)}
.forme input:focus,.forme textarea:focus,.forme select:focus{outline:none;border-color:var(--violet-vif)}
.forme .bouton{margin-top:1.5rem}
.bloc-joindre{background:var(--lavande);border-radius:var(--r-lg);padding:2.2rem}
.bloc-joindre p{margin-bottom:.8rem}
.tel{font-family:'Archivo';font-stretch:80%;font-weight:800;font-size:1.6rem;color:var(--violet);text-decoration:none !important}

/* ---------- Révélation au défilement ---------- */
.rvl{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.rvl.vu{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rvl{opacity:1;transform:none;transition:none}.badge-direct .pt{animation:none}html{scroll-behavior:auto}}

/* ---------- 404 ---------- */
.p404{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--encre);color:#D8CCE9;text-align:center;padding:2rem}
.p404 img{max-width:340px;margin-bottom:1.6rem}
.p404 h1{color:#fff;font-size:2rem;margin-bottom:.6rem}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .pied-int{grid-template-columns:1fr 1fr}
  .galerie{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .hero-int,.duo,.duo.inv,.cas{grid-template-columns:1fr}
  .duo.inv .duo-img{order:0}
  .hero{padding-top:6.4rem}
  .hero-img{max-width:420px;margin:0 auto}
  .chevauche{margin-top:-2.5rem}
  /* Menu burger : CSS uniquement */
  .burger-lbl{display:flex;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;padding:0 8px;cursor:pointer;border-radius:10px}
  .burger-lbl span{display:block;height:3px;border-radius:2px;background:var(--encre);transition:transform .25s,opacity .2s}
  .nav-liens{position:fixed;top:62px;left:0;right:0;background:#FFFFFF;flex-direction:column;align-items:flex-start;padding:1.2rem 1.6rem 1.6rem;gap:1.05rem;border-bottom:1px solid rgba(91,42,134,.12);transform:translateY(-130%);transition:transform .28s ease;box-shadow:var(--ombre-forte)}
  #burger:checked ~ .nav-liens{transform:none}
  #burger:checked ~ .burger-lbl span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  #burger:checked ~ .burger-lbl span:nth-child(2){opacity:0}
  #burger:checked ~ .burger-lbl span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .nav-cta{margin-top:.4rem}
}
@media (max-width:620px){
  .g2,.g3,.g4,.galerie{grid-template-columns:1fr}
  .pied-int{grid-template-columns:1fr}
  body{font-size:.98rem}
  .cas .kpi{gap:1.2rem}
  .carte{padding:1.6rem 1.3rem}
}