/* ============================================================
   Decibel — feuille de style partagée
   Esthétique : Apple Liquid Glass · typographie SF Pro système
   ============================================================ */

:root{
  --ink:#1d1d1f;
  --ink-2:#56565b;
  --ink-3:#86868b;
  --ember:#fe6a06;
  --ember-deep:#ef4f08;
  --ember-soft:rgba(254,106,6,.12);
  --glass:rgba(255,255,255,.55);
  --glass-strong:rgba(255,255,255,.74);
  --glass-nav:rgba(255,255,255,.62);
  --hair:rgba(255,255,255,.7);
  --line:rgba(0,0,0,.08);
  --shadow:0 14px 44px rgba(40,22,8,.12);
  --shadow-sm:0 6px 20px rgba(40,22,8,.10);
  --maxw:1120px;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue","Inter","Segoe UI",Roboto,system-ui,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  color:var(--ink);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  background:#f4f1ee;
  overflow-x:hidden;
}
/* Animated aurora background — recreates the wallpaper (white on the left,
   warm orange/coral + violet drifting on the right) purely in CSS. Only
   transform/opacity animate, so it stays cheap; frozen on mobile + reduced-motion. */
.bg{
  position:fixed; inset:-64px; z-index:-2; overflow:hidden;
  transform:translate3d(var(--bgx,0px),var(--bgy,0px),0);
  transition:transform .55s cubic-bezier(.2,.7,.2,1);
  will-change:transform;
  background:
    linear-gradient(105deg, #f6f3f0 0%, rgba(246,243,240,.72) 40%, rgba(246,243,240,0) 68%),
    radial-gradient(55% 75% at 90% 20%, rgba(239,79,8,.20), transparent 60%),
    radial-gradient(45% 60% at 70% 6%, rgba(255,92,122,.16), transparent 60%),
    radial-gradient(50% 70% at 97% 62%, rgba(255,122,31,.20), transparent 62%),
    radial-gradient(42% 55% at 84% 94%, rgba(139,124,246,.20), transparent 60%),
    #f6f3f0;
}
.bg::before,.bg::after{
  content:""; position:absolute; border-radius:50%;
  filter:blur(72px); opacity:.72; will-change:transform;
}
.bg::before{
  width:62vw; height:62vw; right:-10vw; top:-8vw;
  background:radial-gradient(circle at 32% 32%, rgba(255,122,31,.55), rgba(239,79,8,.24) 46%, transparent 70%);
  animation:aurora-a 26s ease-in-out infinite alternate;
}
.bg::after{
  width:50vw; height:50vw; right:0; bottom:-14vw;
  background:radial-gradient(circle at 50% 50%, rgba(139,124,246,.46), rgba(255,92,122,.22) 50%, transparent 72%);
  animation:aurora-b 34s ease-in-out infinite alternate;
}
@keyframes aurora-a{
  from{transform:translate3d(0,0,0) scale(1)}
  to{transform:translate3d(-7vw,5vw,0) scale(1.16)}
}
@keyframes aurora-b{
  from{transform:translate3d(0,0,0) scale(1) rotate(0deg)}
  to{transform:translate3d(5vw,-7vw,0) scale(1.22) rotate(14deg)}
}

a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Glass primitive ---------- */
.glass{
  background:var(--glass);
  border:1px solid var(--hair);
  border-radius:28px;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.9),
    inset 0 -10px 26px rgba(255,255,255,.22),
    var(--shadow);
  position:relative;
  overflow:hidden;
}
@supports ((backdrop-filter:blur(2px)) or (-webkit-backdrop-filter:blur(2px))){
  .glass{ -webkit-backdrop-filter:blur(30px) saturate(180%); backdrop-filter:blur(30px) saturate(180%); }
  .glass--solid{ background:var(--glass-strong); }
}
@supports not ((backdrop-filter:blur(2px)) or (-webkit-backdrop-filter:blur(2px))){
  .glass{ background:rgba(255,255,255,.86); }
}
.glass::before{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,0) 38%);
  mix-blend-mode:screen;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5em;
  height:46px;padding:0 22px;border-radius:980px;
  font-size:16px;font-weight:500;letter-spacing:-.01em;
  transition:transform .25s cubic-bezier(.2,.7,.2,1), box-shadow .25s, background .25s, opacity .2s;
  white-space:nowrap;
}
.btn:active{transform:scale(.97)}
.btn-primary{
  color:#fff;
  background:linear-gradient(180deg,#ff7d22,var(--ember-deep));
  box-shadow:0 8px 22px rgba(239,79,8,.34), inset 0 1px 0 rgba(255,255,255,.4);
}
.btn-primary:hover{box-shadow:0 12px 30px rgba(239,79,8,.42), inset 0 1px 0 rgba(255,255,255,.5);transform:translateY(-1px)}
.btn-glass{
  color:var(--ink);
  background:var(--glass-strong);
  border:1px solid var(--hair);
  -webkit-backdrop-filter:blur(18px) saturate(180%); backdrop-filter:blur(18px) saturate(180%);
  box-shadow:var(--shadow-sm), inset 0 1px 0 rgba(255,255,255,.8);
}
.btn-glass:hover{background:rgba(255,255,255,.9);transform:translateY(-1px)}
.btn-lg{height:54px;padding:0 30px;font-size:18px}
.play-ico{width:18px;height:18px;flex:none}

/* ---------- Nav ---------- */
header.nav{position:sticky;top:0;z-index:60;padding:14px 0}
.navbar{
  display:flex;align-items:center;gap:14px;
  height:72px;padding:0 14px 0 20px;border-radius:980px;
  background:var(--glass-nav);
  border:1px solid var(--hair);
  box-shadow:var(--shadow-sm), inset 0 1px 0 rgba(255,255,255,.85);
}
@supports ((backdrop-filter:blur(2px)) or (-webkit-backdrop-filter:blur(2px))){
  .navbar{ -webkit-backdrop-filter:blur(24px) saturate(180%); backdrop-filter:blur(24px) saturate(180%); }
}
.brand{display:flex;align-items:center;flex:none;padding-left:12px}
.brand img{height:30px;width:auto;display:block;transform:translateY(1px)}
.nav-links{display:flex;gap:4px;margin-left:20px;margin-right:auto}
.nav-links a{
  padding:8px 13px;border-radius:980px;font-size:15px;color:var(--ink-2);
  transition:color .2s,background .2s;white-space:nowrap;
}
.nav-links a:hover{color:var(--ink);background:rgba(255,255,255,.5)}
.nav-links a.active{color:var(--ink);font-weight:500;background:rgba(255,255,255,.6)}
.espace-link{
  display:inline-flex;align-items:center;gap:7px;flex:none;
  font-size:14.5px;color:var(--ink-2);padding:9px 14px;border-radius:980px;
  transition:color .2s,background .2s;
}
.espace-link svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.7}
.espace-link:hover{color:var(--ink);background:rgba(255,255,255,.5)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:50%;align-items:center;justify-content:center;flex:none}
.nav-toggle span{position:relative;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* Mobile menu panel */
.mobile-menu{
  display:none;max-width:var(--maxw);margin:10px auto 0;padding:0 24px;
}
.mobile-menu.open{display:block;animation:fade .25s ease}
.mobile-menu .inner{
  padding:14px;border-radius:26px;display:flex;flex-direction:column;gap:2px;
}
.mobile-menu a,.mobile-menu button{
  text-align:left;width:100%;padding:14px 16px;border-radius:16px;font-size:17px;color:var(--ink);
  display:flex;align-items:center;gap:9px;transition:background .2s;
}
.mobile-menu a:hover,.mobile-menu button:hover{background:rgba(255,255,255,.55)}
.mobile-menu a.active{color:var(--ember-deep);font-weight:600}
.mobile-menu a svg,.mobile-menu button svg{width:20px;height:20px;flex:none;stroke:currentColor;fill:none;stroke-width:1.7}
.mobile-menu .sep{height:1px;background:var(--line);margin:6px 4px}

/* ---------- Layout rhythm ---------- */
section{padding:96px 0;position:relative}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.06em;
  text-transform:uppercase;color:var(--ember);margin-bottom:18px;
}
h1{font-size:clamp(42px,7vw,82px);font-weight:600;letter-spacing:-.03em;line-height:1.04}
h2{font-size:clamp(30px,4.6vw,52px);font-weight:600;letter-spacing:-.025em;line-height:1.08}
h3{font-size:22px;font-weight:600;letter-spacing:-.02em}
.lead{font-size:clamp(18px,2.1vw,23px);color:var(--ink-2);font-weight:400;line-height:1.45}
.center{text-align:center}
.center .lead{max-width:680px;margin:16px auto 0}

/* ---------- Home hero ---------- */
.hero{padding:64px 0 60px;text-align:center}
.hero h1{max-width:15ch;margin:0 auto}
.hero .lead{max-width:680px;margin:22px auto 0}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:34px}

/* Astérisque discret + note de bas de hero */
.ast{
  font-size:.26em;font-weight:400;line-height:0;vertical-align:super;
  color:inherit;margin-left:.08em;letter-spacing:0;
}
.disclaimer{
  max-width:520px;margin:20px auto 0;font-size:12px;line-height:1.5;
  color:var(--ink-3);opacity:.62;font-weight:400;letter-spacing:0;
}
.disclaimer .ast{
  font-size:1em;vertical-align:baseline;line-height:inherit;
  opacity:1;margin:0 .15em 0 0;color:inherit;
}

/* ---------- Subpage hero ---------- */
.subhero{padding:52px 0 26px;text-align:center}
.subhero h1{font-size:clamp(36px,5.4vw,64px);max-width:18ch;margin:0 auto}
.subhero .lead{max-width:660px;margin:20px auto 0}
.subhero .hero-cta{margin-top:30px}

/* Agent demo card (signature) */
.demo-card{max-width:760px;margin:60px auto 0;padding:30px;border-radius:34px}
.demo-head{display:flex;align-items:center;gap:14px;margin-bottom:26px}
.avatar{
  width:54px;height:54px;border-radius:16px;flex:none;display:grid;place-items:center;
  background:linear-gradient(160deg,#fff7f1,#ffe6d2);border:1px solid var(--hair);
}
.avatar img{width:34px;height:34px}
.demo-head .who{flex:1;text-align:left}
.demo-head .who .name{font-weight:600;font-size:17px;letter-spacing:-.01em}
.demo-head .who .status{display:flex;align-items:center;gap:7px;font-size:13.5px;color:var(--ink-3);margin-top:2px}
.dot{width:8px;height:8px;border-radius:50%;background:#34c759;animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(52,199,89,.45)}70%{box-shadow:0 0 0 9px rgba(52,199,89,0)}100%{box-shadow:0 0 0 0 rgba(52,199,89,0)}}

/* equalizer */
.eq{display:flex;align-items:flex-end;gap:5px;height:84px;justify-content:center;margin:8px 0 26px}
.eq span{
  width:7px;border-radius:6px;background:linear-gradient(180deg,#ff8a3d,var(--ember-deep));
  height:18%;animation:bar 1.1s ease-in-out infinite;transform-origin:bottom;opacity:.92;
}
@keyframes bar{0%,100%{transform:scaleY(.28)}50%{transform:scaleY(1)}}
.eq.idle span{animation-play-state:paused;transform:scaleY(.3)}
.demo-foot{display:flex;justify-content:center}

/* ---------- Metrics ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{padding:28px 24px;border-radius:24px;text-align:center}
.metric .num{font-size:clamp(30px,3.4vw,40px);font-weight:600;letter-spacing:-.03em;background:linear-gradient(180deg,#ff7d22,var(--ember-deep));-webkit-background-clip:text;background-clip:text;color:transparent}
.metric .lab{margin-top:8px;font-size:14.5px;color:var(--ink-2);line-height:1.35}

/* ---------- Card grids ---------- */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:52px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:52px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:48px}
.card{padding:34px;border-radius:28px}
.card h3{margin-bottom:12px}
.card p{color:var(--ink-2);font-size:16.5px}
.card .kicker{font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--ember);margin-bottom:16px;display:flex;align-items:center;gap:9px}
.card ul{list-style:none;margin-top:18px;display:grid;gap:9px}
.card li{font-size:15px;color:var(--ink-2);padding-left:24px;position:relative}
.card li::before{content:"";position:absolute;left:0;top:.45em;width:13px;height:13px;border-radius:50%;background:var(--ember-soft);border:1.5px solid var(--ember)}
.ico-badge{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:var(--ember-soft);margin-bottom:18px}
.ico-badge svg{width:22px;height:22px;stroke:var(--ember-deep);fill:none;stroke-width:1.8}
.link-arrow{display:inline-flex;align-items:center;gap:6px;margin-top:20px;color:var(--ember-deep);font-weight:500;font-size:15.5px}
.link-arrow svg{width:16px;height:16px;transition:transform .2s}
.card a.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- Bands ---------- */
.band{padding:54px 48px;border-radius:34px;text-align:center}
.band h2{max-width:20ch;margin:0 auto}
.band .lead{margin-top:18px}
.band .hero-cta{margin-top:30px}

/* ---------- Demo block ---------- */
.demo-block{padding:64px 40px;border-radius:36px;text-align:center;margin-top:44px}
.demo-block .eq{margin:0 0 30px}

/* ---------- Trust ---------- */
.trust{padding:26px 22px;border-radius:22px}
.trust h3{font-size:16.5px;margin-bottom:8px}
.trust p{font-size:14px;color:var(--ink-2);line-height:1.4}
.trust .ico-badge{width:38px;height:38px;margin-bottom:14px}

/* ---------- Pricing ---------- */
.price-card{max-width:520px;margin:48px auto 0;padding:44px;border-radius:32px;text-align:center}
.price{font-size:60px;font-weight:600;letter-spacing:-.03em;line-height:1}
.price small{font-size:22px;color:var(--ink-3);font-weight:500;letter-spacing:-.01em}
.price-sub{color:var(--ink-2);margin-top:12px;font-size:17px}
.price-list{list-style:none;margin:28px 0;display:grid;gap:11px;text-align:left;max-width:360px;margin-inline:auto}
.price-list li{padding-left:28px;position:relative;color:var(--ink-2);font-size:15.5px}
.price-list li::before{content:"✓";position:absolute;left:0;color:var(--ember-deep);font-weight:700}
.compare{margin-top:20px;font-size:14px;color:var(--ink-3)}
.compare s{color:var(--ink-3)}

/* ---------- FAQ ---------- */
.faq{max-width:760px;margin:48px auto 0;display:grid;gap:14px}
.faq details{padding:22px 26px;border-radius:20px}
.faq summary{font-weight:600;font-size:17px;letter-spacing:-.01em;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--ember-deep);font-weight:400;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{margin-top:14px;color:var(--ink-2);font-size:16px;line-height:1.5}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;margin-top:48px}
form .field{margin-bottom:16px}
form label{display:block;font-size:13.5px;font-weight:500;color:var(--ink-2);margin-bottom:7px}
.inp{
  width:100%;height:50px;padding:0 16px;border-radius:14px;font-size:16px;font-family:inherit;color:var(--ink);
  background:rgba(255,255,255,.72);border:1px solid var(--hair);
  transition:border .2s,box-shadow .2s,background .2s;
}
textarea.inp{height:120px;padding:14px 16px;resize:vertical;line-height:1.45}
.inp::placeholder{color:var(--ink-3)}
.inp:focus{outline:none;border-color:rgba(254,106,6,.6);box-shadow:0 0 0 4px rgba(254,106,6,.14);background:#fff}
.form-note{font-size:13px;color:var(--ink-3);margin-top:6px}
.form-ok{display:none;align-items:center;gap:10px;color:#1f8f3a;font-weight:500;margin-top:10px}
.form-ok.show{display:flex}
.contact-aside h2{margin-bottom:18px}
.contact-aside p{color:var(--ink-2);font-size:17px;margin-bottom:20px}
.mail-pill{display:inline-flex;align-items:center;gap:9px;padding:11px 18px;border-radius:980px;background:var(--glass-strong);border:1px solid var(--hair);font-weight:500;font-size:15px}
.aside-list{list-style:none;margin-top:26px;display:grid;gap:14px}
.aside-list li{display:flex;gap:12px;align-items:flex-start;color:var(--ink-2);font-size:15.5px}
.aside-list .n{width:26px;height:26px;border-radius:50%;flex:none;display:grid;place-items:center;background:var(--ember-soft);color:var(--ember-deep);font-weight:600;font-size:13px}

/* ---------- Footer ---------- */
footer{padding:64px 0 44px;position:relative}
.foot-glass{padding:48px;border-radius:34px}
.foot-top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
.foot-brand img{height:64px;width:auto;margin-bottom:14px}
.foot-brand p{color:var(--ink-2);font-size:15px;max-width:30ch}
.foot-cols{display:flex;gap:60px;flex-wrap:wrap}
.foot-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-3);margin-bottom:14px;font-weight:600}
.foot-col a{display:block;color:var(--ink-2);font-size:15px;margin-bottom:10px;transition:color .2s}
.foot-col a:hover{color:var(--ember)}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:38px;padding-top:24px;border-top:1px solid var(--line);font-size:13.5px;color:var(--ink-3)}

/* ---------- Modals ---------- */
.overlay{
  position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:24px;
  background:rgba(40,24,12,.28);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.overlay.open{display:flex;animation:fade .25s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal{width:100%;max-width:460px;padding:38px;border-radius:30px;animation:rise .35s cubic-bezier(.2,.7,.2,1)}
.modal-wide{max-width:560px}
@keyframes rise{from{transform:translateY(16px) scale(.98);opacity:0}to{transform:none;opacity:1}}
.modal h3{font-size:26px;letter-spacing:-.02em;margin-bottom:6px}
.modal .sub{color:var(--ink-2);font-size:15.5px;margin-bottom:24px}
.modal-close{position:absolute;top:18px;right:18px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:rgba(0,0,0,.05);color:var(--ink-2);font-size:18px;transition:background .2s}
.modal-close:hover{background:rgba(0,0,0,.1)}
.modal .btn-primary{width:100%;justify-content:center;margin-top:6px}
.forgot{display:block;text-align:center;margin-top:16px;font-size:14px;color:var(--ember-deep)}
.modal-foot{text-align:center;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:14px;color:var(--ink-3)}
.modal-foot a{color:var(--ember-deep);font-weight:500}
.demo-modal{max-width:520px;padding:34px}
.transcript{display:flex;flex-direction:column;gap:12px;min-height:210px;max-height:300px;overflow-y:auto;margin:8px 0 22px;padding:4px}
.bubble{max-width:84%;padding:12px 16px;border-radius:18px;font-size:15px;line-height:1.4;animation:rise .3s ease}
.bubble.agent{align-self:flex-start;background:rgba(255,255,255,.8);border:1px solid var(--hair);border-bottom-left-radius:6px}
.bubble.user{align-self:flex-end;background:linear-gradient(180deg,#ff7d22,var(--ember-deep));color:#fff;border-bottom-right-radius:6px}
.bubble .role{font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;opacity:.6;margin-bottom:3px}
.demo-controls{display:flex;gap:10px;align-items:center}
.demo-controls .btn{flex:1;justify-content:center}
.mute-btn{width:46px;height:46px;border-radius:980px;flex:none;display:grid;place-items:center;background:var(--glass-strong);border:1px solid var(--hair)}
.mute-btn svg{width:20px;height:20px;stroke:var(--ink-2);fill:none;stroke-width:1.7}
.demo-modal .eq{height:54px;margin:4px 0 18px}
.demo-modal .eq span{width:6px}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- Audio players (démo) ---------- */
.audio-list{max-width:820px;margin:48px auto 0;display:grid;gap:16px}
.audio-player{display:flex;align-items:center;gap:20px;padding:22px 26px;border-radius:24px}
.ap-play{width:54px;height:54px;border-radius:50%;flex:none;display:grid;place-items:center;color:#fff;background:linear-gradient(180deg,#ff7d22,var(--ember-deep));box-shadow:0 8px 20px rgba(239,79,8,.32),inset 0 1px 0 rgba(255,255,255,.4);transition:transform .2s}
.ap-play:hover{transform:scale(1.05)}
.ap-play svg{width:22px;height:22px;fill:currentColor;margin-left:2px}
.ap-play.playing svg{margin-left:0}
.ap-body{flex:1;min-width:0}
.ap-top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:11px}
.ap-sector{font-weight:600;font-size:17px;letter-spacing:-.01em}
.ap-ctx{color:var(--ink-3);font-size:13.5px;font-weight:400;margin-left:8px}
.ap-time{font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums;flex:none}
.ap-bar{height:6px;border-radius:6px;background:rgba(0,0,0,.09);cursor:pointer;position:relative;overflow:hidden}
.ap-fill{position:absolute;left:0;top:0;bottom:0;width:0;border-radius:6px;background:linear-gradient(90deg,#ff8a3d,var(--ember-deep))}
.ap-eq{height:36px;gap:3px;margin:0;flex:none;width:auto}
.ap-eq span{width:4px}

/* ---------- Workflow timeline (fonctionnement) ---------- */
.timeline{max-width:840px;margin:52px auto 0;display:grid;gap:16px}
.step{display:flex;gap:24px;padding:30px 32px;border-radius:26px}
.step-n{width:48px;height:48px;border-radius:50%;flex:none;display:grid;place-items:center;font-size:19px;font-weight:600;color:#fff;background:linear-gradient(180deg,#ff7d22,var(--ember-deep));box-shadow:inset 0 1px 0 rgba(255,255,255,.4)}
.step-body{flex:1}
.step-body h3{margin-bottom:6px}
.step-body .step-sub{color:var(--ink-3);font-size:13.5px;margin-bottom:14px}
.step-body ul{list-style:none;display:grid;gap:9px}
.step-body li{font-size:15.5px;color:var(--ink-2);padding-left:22px;position:relative}
.step-body li::before{content:"";position:absolute;left:0;top:.5em;width:7px;height:7px;border-radius:50%;background:var(--ember)}

/* role chips */
.chips{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:24px}
.chip{padding:11px 22px;border-radius:980px;background:var(--glass-strong);border:1px solid var(--hair);font-weight:500;font-size:16px;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}

/* before / after */
.ba-tag{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:5px 12px;border-radius:980px;margin-bottom:14px}
.ba-card.before{opacity:.94}
.ba-card.before .ba-tag{background:rgba(0,0,0,.06);color:var(--ink-3)}
.ba-card.after .ba-tag{background:var(--ember-soft);color:var(--ember-deep)}

/* ---------- Responsive ---------- */
@media(max-width:1080px){
  .nav-links,.espace-link{display:none}
  .nav-toggle{display:flex}
  .nav-links{margin-left:0}
}
@media(max-width:900px){
  .metric-grid,.grid-4{grid-template-columns:1fr 1fr}
  .grid-3{grid-template-columns:1fr}
  .grid-2,.contact-grid{grid-template-columns:1fr}
  .band{padding:44px 24px}
}
@media(max-width:560px){
  section{padding:72px 0}
  .metric-grid,.grid-4{grid-template-columns:1fr 1fr;gap:12px}
  .demo-card,.modal{padding:24px}
  .foot-cols{gap:36px}
  .navbar{height:64px;padding:0 10px 0 14px}
  .brand img{height:27px}
  .wrap{padding:0 18px}
  .demo-block{padding:44px 22px}
  .ap-eq{display:none}
  .audio-player{gap:14px;padding:18px 20px}
  .ap-play{width:48px;height:48px}
  .step{flex-direction:column;gap:14px;padding:24px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
  .eq span{transform:scaleY(.5)}
}
:focus-visible{outline:2.5px solid var(--ember);outline-offset:3px;border-radius:6px}

/* ===== Solutions dropdown (header) ===== */
.nav-drop{position:relative;display:flex}
.nav-drop-btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 13px;border-radius:980px;font-size:15px;color:var(--ink-2);
  transition:color .2s,background .2s;white-space:nowrap;cursor:pointer;
}
.nav-drop-btn svg{width:10px;height:10px;flex:none;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;transition:transform .2s}
.nav-drop:hover .nav-drop-btn,.nav-drop.open .nav-drop-btn,.nav-drop:focus-within .nav-drop-btn{color:var(--ink);background:rgba(255,255,255,.5)}
.nav-drop-btn.active{color:var(--ink);font-weight:500;background:rgba(255,255,255,.6)}
.nav-drop:hover .nav-drop-btn svg,.nav-drop.open .nav-drop-btn svg,.nav-drop:focus-within .nav-drop-btn svg{transform:rotate(180deg)}
.nav-drop-menu{
  position:absolute;top:calc(100% + 12px);left:0;min-width:238px;
  background:rgba(255,255,255,.97);
  -webkit-backdrop-filter:blur(22px) saturate(1.6);backdrop-filter:blur(22px) saturate(1.6);
  border:1px solid var(--hair);border-radius:20px;
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.85);
  padding:8px;display:flex;flex-direction:column;gap:2px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
  z-index:70;
}
.nav-drop-menu::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}
.nav-drop:hover .nav-drop-menu,.nav-drop.open .nav-drop-menu,.nav-drop:focus-within .nav-drop-menu{opacity:1;visibility:visible;transform:translateY(0)}
.nav-drop-menu a{padding:10px 13px;border-radius:13px;font-size:14.5px;color:var(--ink-2);white-space:nowrap;transition:color .2s,background .2s}
.nav-drop-menu a:hover{color:var(--ink);background:rgba(255,255,255,.55)}
.nav-drop-menu a.active{color:var(--ember-deep);font-weight:600}

/* ===== Mobile menu: Solutions group ===== */
.mobile-group{display:flex;flex-direction:column;gap:2px;padding:2px 0}
.mobile-group-label{
  display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-2);opacity:.65;padding:10px 16px 4px;
}
.mobile-group a{padding-left:28px}

/* ===== Select field (demo form) ===== */
select.inp{
  appearance:none;-webkit-appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 4.5 6 8l3.5-3.5' fill='none' stroke='%236e6e73' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;background-size:12px;
  padding-right:44px;
}

/* ===== Inline "en savoir plus" links (analyse page) ===== */
.link-more{color:var(--ember-deep);font-weight:500;font-size:15px;transition:opacity .2s}
.link-more:hover{opacity:.75}

/* ============================================================
   Mobile hardening — layout comfort + GPU cost reduction
   ============================================================ */

/* Guard rails: grid children may not force horizontal overflow */
.grid-2>*,.grid-3>*,.grid-4>*,.metric-grid>*,.contact-grid>*{min-width:0}
h1,h2,h3,.lead,p{overflow-wrap:break-word}

@media(max-width:900px){
  /* Halve the blur cost of the liquid-glass surfaces on small devices:
     visually near-identical, dramatically smoother scrolling */
  .glass,.btn-glass,.navbar,.nav-drop-menu{
    -webkit-backdrop-filter:blur(9px) saturate(1.4);
    backdrop-filter:blur(9px) saturate(1.4);
  }
  .foot-glass{padding:36px 26px}
  .foot-brand img{height:52px}
  section{padding:80px 0}
  /* Keep the aurora drifting on mobile, just cheaper blur to protect GPU */
  .bg::before,.bg::after{filter:blur(58px)}
}

@media(max-width:560px){
  h1{letter-spacing:-.02em}
  /* Thumb-friendly CTAs: stacked, full width */
  .hero-cta{flex-direction:column;align-items:stretch;gap:11px}
  .hero-cta .btn{width:100%;justify-content:center}
  .card{padding:24px 20px}
  .price-card{padding:30px 22px}
  .price-list{max-width:none}
  .metric{padding:20px 14px}
  .metric .lab{font-size:13.5px}
  .foot-cols{flex-direction:column;gap:26px}
  .foot-glass{padding:28px 20px}
  .foot-bottom{flex-direction:column;gap:6px;text-align:left}
  .chips{gap:8px}
  .chip{font-size:13.5px}
  .timeline{margin-top:36px}
  .band{padding:36px 20px}
  .contact-grid{gap:26px}
  .subhero{padding:40px 0 18px}
  .hero{padding:44px 0 44px}
  .eq{height:64px}
}

@media(max-width:400px){
  .metric-grid,.grid-4{grid-template-columns:1fr}
  h1{font-size:clamp(34px,10.5vw,42px)}
  .subhero h1{font-size:clamp(30px,9.5vw,38px)}
  .wrap{padding:0 16px}
}