:root{
  --navy:#0b1830; --navy-2:#10203d; --ink:#142035; --ivory:#f5f0e7; --paper:#fbfaf7;
  --champagne:#c8ad7f; --line:rgba(20,32,53,.16); --line-dark:rgba(255,255,255,.16);
  --muted:#6e746f; --white:#fff; --radius:22px; --shadow:0 24px 70px rgba(4,12,25,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}.shell{width:min(1180px,calc(100% - 44px));margin:0 auto}.skip-link{position:absolute;left:-9999px;top:12px;background:#fff;padding:10px 14px;z-index:100}.skip-link:focus{left:12px}
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(11,24,48,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav-shell{width:min(1220px,calc(100% - 34px));margin:0 auto;min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none;color:white;letter-spacing:.13em}.brand-mark{width:33px;height:33px}.brand-mark svg{width:100%;height:100%;fill:var(--ivory)}.brand-mark .stem{fill:none;stroke:var(--champagne);stroke-width:2;stroke-linecap:round}.brand-lockup{display:flex;flex-direction:column;line-height:1.05}.brand-text{font-size:.9rem}.brand-text b{font-weight:700;color:var(--champagne)}.brand-lockup small{margin-top:5px;font-size:.55rem;letter-spacing:.055em;text-transform:none;color:rgba(255,255,255,.58);font-weight:500}.site-nav{display:flex;align-items:center;gap:29px}.site-nav a{text-decoration:none;color:rgba(255,255,255,.8);font-size:.9rem;transition:.25s}.site-nav a:hover{color:white}.site-nav .nav-cta{border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:9px 15px}.menu-toggle{display:none;background:none;border:0;width:42px;height:42px}.menu-toggle span{display:block;width:22px;height:1px;background:white;margin:7px auto}
.section-dark{background:var(--navy);color:white}.hero{min-height:770px;display:grid;align-items:center;padding:145px 0 84px;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;inset:auto -10% -260px 38%;height:520px;border:1px solid rgba(200,173,127,.15);border-radius:50%;transform:rotate(-10deg)}.hero-glow{position:absolute;width:650px;height:650px;right:-170px;top:30px;background:radial-gradient(circle,rgba(49,83,126,.33),transparent 67%);pointer-events:none}.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:75px;align-items:center;position:relative;z-index:2}.eyebrow{text-transform:uppercase;letter-spacing:.23em;font-size:.72rem;color:var(--champagne);font-weight:700;margin:0 0 18px}.eyebrow.dark{color:#9b7c4e}.hero h1,.studio h2,.contact h2{font-family:Georgia,"Times New Roman",serif;font-weight:400;line-height:.98;letter-spacing:-.035em}.hero h1{font-size:clamp(3.8rem,7vw,7rem);margin:0;max-width:900px}.hero h1 em,.studio h2 em,.contact h2 em{font-weight:400;color:var(--champagne)}.hero-lede{font-size:1.15rem;max-width:670px;color:rgba(255,255,255,.72);margin:32px 0 14px}.language-line{font-size:.87rem;letter-spacing:.06em;color:rgba(255,255,255,.66)}.language-line span{color:var(--champagne);margin:0 8px}.hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:34px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 21px;border-radius:999px;text-decoration:none;border:1px solid transparent;font-size:.92rem;font-weight:650;cursor:pointer;transition:.25s}.btn-primary{background:var(--ivory);color:var(--navy)}.btn-primary:hover{transform:translateY(-2px);background:white}.btn-ghost{border-color:rgba(255,255,255,.32);color:white}.btn-ghost:hover{border-color:white}.btn-dark{background:var(--navy);color:white}.hero-card{border:1px solid var(--line-dark);border-radius:var(--radius);padding:31px;background:rgba(255,255,255,.035);box-shadow:0 30px 90px rgba(0,0,0,.15)}.signal{height:82px;display:flex;align-items:center;gap:6px;margin-bottom:24px}.signal i{display:block;width:2px;background:var(--champagne);border-radius:10px;opacity:.9}.signal i:nth-child(1){height:9px}.signal i:nth-child(2){height:24px}.signal i:nth-child(3){height:43px}.signal i:nth-child(4){height:69px}.signal i:nth-child(5){height:36px}.signal i:nth-child(6){height:57px}.signal i:nth-child(7){height:30px}.signal i:nth-child(8){height:65px}.signal i:nth-child(9){height:42px}.signal i:nth-child(10){height:21px}.signal i:nth-child(11){height:34px}.signal i:nth-child(12){height:10px}.quote{font-family:Georgia,serif;font-size:1.55rem;line-height:1.35;margin:0;color:rgba(255,255,255,.92)}.mini-rule{height:1px;background:var(--line-dark);margin:27px 0}.microcopy{font-size:.82rem;line-height:1.6;color:rgba(255,255,255,.55);margin:0}
.demos,.about{padding:105px 0}.section-heading h2,.split-heading h2,.about h2{font-family:Georgia,serif;font-weight:400;font-size:clamp(2.7rem,5vw,5rem);line-height:1.03;letter-spacing:-.035em;margin:0}.section-heading>p:last-child{font-size:1.05rem;color:var(--muted);margin:14px 0 0}.demo-grid{margin-top:48px;border-top:1px solid var(--line)}.demo-card{display:grid;grid-template-columns:1fr auto;align-items:center;gap:24px;padding:28px 4px;border-bottom:1px solid var(--line)}.demo-card>div{display:grid;grid-template-columns:56px minmax(200px,1fr) 1fr;align-items:center;gap:20px}.demo-index{font-size:.72rem;color:#9b7c4e;letter-spacing:.14em}.demo-card h3{font-family:Georgia,serif;font-size:1.45rem;font-weight:400;margin:0}.demo-card p{margin:0;color:var(--muted);font-size:.9rem}.play-btn{width:48px;height:48px;border-radius:50%;border:1px solid var(--ink);background:transparent;color:var(--ink);cursor:pointer;transition:.25s}.play-btn:hover,.demo-card.playing .play-btn{background:var(--navy);color:white}.demo-note{font-size:.8rem;color:#8a8a82;margin-top:24px}.demo-note code{background:#eee9df;padding:2px 5px;border-radius:4px}
.section-warm{background:var(--ivory)}.services{padding:110px 0}.split-heading{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:end;margin-bottom:60px}.split-heading>p{max-width:500px;color:#60645f;margin:0;font-size:1.08rem}.service-list{border-top:1px solid var(--line)}.service-row{display:grid;grid-template-columns:70px 1fr;padding:31px 0;border-bottom:1px solid var(--line)}.service-row>span{font-size:.72rem;letter-spacing:.14em;color:#9b7c4e;padding-top:7px}.service-row h3{font-family:Georgia,serif;font-size:1.7rem;font-weight:400;margin:0 0 8px}.service-row p{margin:0;color:#666c67;max-width:760px}
.studio{padding:115px 0}.studio-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:90px;align-items:start}.studio h2{font-size:clamp(3rem,5.5vw,5.3rem);margin:0 0 30px}.studio-copy>p:last-child{max-width:610px;color:rgba(255,255,255,.68);font-size:1.06rem}.studio-specs{border-top:1px solid var(--line-dark)}.studio-specs div{display:grid;grid-template-columns:55px 1fr;gap:18px;padding:24px 0;border-bottom:1px solid var(--line-dark)}.studio-specs span{font-size:.7rem;color:var(--champagne);letter-spacing:.13em}.studio-specs p{margin:0;color:rgba(255,255,255,.8)}
.about-grid{display:grid;grid-template-columns:.55fr 1.45fr;gap:90px}.about-kicker{font-family:Georgia,serif;font-size:clamp(3.5rem,8vw,7.5rem);line-height:.8;color:#e7e2d9;letter-spacing:-.05em}.about-kicker p{margin:15px 0 0}.about-kicker strong{font-weight:400;color:#d8c6a8}.about h2{margin:0 0 32px}.about-copy>p:not(.eyebrow){font-size:1.08rem;color:#5d625e;max-width:750px}.about-signature{margin:-18px 0 28px!important;font-size:.84rem!important;text-transform:uppercase;letter-spacing:.12em;color:#9b7c4e!important;font-weight:700}
.contact{padding:115px 0}.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:90px}.contact h2{font-size:clamp(3rem,5.3vw,5.2rem);color:var(--navy);margin:0 0 30px}.contact-copy>p:not(.eyebrow):not(.contact-direct){color:#62665f;max-width:510px}.contact-direct{margin-top:28px}.contact-direct a{text-underline-offset:4px}.contact-form{background:var(--paper);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}.contact-form label{display:block;font-size:.79rem;text-transform:uppercase;letter-spacing:.09em;color:#515753;margin-bottom:19px}.contact-form input,.contact-form select,.contact-form textarea{display:block;width:100%;margin-top:7px;border:1px solid #d9d4ca;border-radius:10px;background:white;padding:13px 14px;font:inherit;color:var(--ink);outline:none}.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:#8f7956;box-shadow:0 0 0 3px rgba(200,173,127,.14)}.contact-form textarea{resize:vertical}.form-note{font-size:.72rem;color:#858881;margin:14px 0 0}.hp{position:absolute!important;left:-10000px!important}
footer{background:#071224;color:rgba(255,255,255,.63);padding:36px 0}.footer-grid{display:grid;grid-template-columns:1fr 1fr auto;align-items:center;gap:30px;font-size:.78rem}.footer-grid p{margin:0}.footer-brand{color:white}.footer-identity{display:flex;flex-direction:column;gap:5px}.footer-name{color:rgba(255,255,255,.48);font-size:.72rem}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.btn{transition:none}}
@media (max-width:900px){.site-nav{position:fixed;inset:78px 0 auto 0;background:rgba(11,24,48,.98);display:none;flex-direction:column;align-items:flex-start;padding:28px 24px 34px}.site-nav.open{display:flex}.menu-toggle{display:block}.hero{min-height:auto}.hero-grid,.studio-grid,.contact-grid{grid-template-columns:1fr}.hero-grid{gap:42px}.hero-card{max-width:520px}.split-heading,.about-grid{grid-template-columns:1fr;gap:30px}.studio-grid,.contact-grid{gap:50px}.about-kicker{display:none}.footer-grid{grid-template-columns:1fr;gap:12px}.demo-card>div{grid-template-columns:45px 1fr}.demo-card p{grid-column:2}.services,.demos,.about,.studio,.contact{padding:82px 0}}
@media (max-width:600px){.shell{width:min(100% - 28px,1180px)}.nav-shell{width:calc(100% - 22px);min-height:70px}.site-nav{inset:70px 0 auto}.hero{padding:120px 0 65px}.hero h1{font-size:clamp(3.05rem,15vw,4.5rem)}.hero-lede{font-size:1.02rem}.hero-actions{flex-direction:column;align-items:stretch}.hero-actions .btn{width:100%}.demo-card{grid-template-columns:1fr auto;gap:14px;padding:24px 0}.demo-card>div{grid-template-columns:36px 1fr}.demo-card h3{font-size:1.25rem}.demo-card p{font-size:.82rem}.service-row{grid-template-columns:45px 1fr}.service-row h3{font-size:1.42rem}.contact-form{padding:23px 18px}.brand-mark{width:29px;height:29px}.brand-text{font-size:.82rem}.brand-lockup small{font-size:.48rem;max-width:190px}}

.contact-status{display:none;margin:0 0 18px;padding:12px 14px;border-radius:10px;font-size:.88rem}.contact-status.show{display:block}.contact-status.success{background:#edf4ed;color:#2b5330;border:1px solid #bfd2c0}.contact-status.error{background:#f8ece9;color:#7c382e;border:1px solid #e1c1bb}


/* iPhone / mobile-first refinements */
section[id]{scroll-margin-top:86px}
@supports(padding:max(0px)){
  .site-header{padding-top:env(safe-area-inset-top)}
  footer{padding-bottom:max(36px,env(safe-area-inset-bottom))}
}
@media (max-width:600px){
  html{-webkit-text-size-adjust:100%}
  body{font-size:16px;overflow-x:hidden}
  .shell{width:calc(100% - 40px);max-width:none}
  .nav-shell{width:calc(100% - 28px);min-height:64px}
  .site-header{background:rgba(11,24,48,.94);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
  .brand{gap:9px;min-width:0}
  .brand-mark{width:28px;height:28px;flex:0 0 28px}
  .brand-text{font-size:.78rem;letter-spacing:.12em}
  .brand-lockup small{font-size:.45rem;letter-spacing:.035em;white-space:nowrap}
  .menu-toggle{display:block;width:48px;height:48px;padding:0;flex:0 0 48px;touch-action:manipulation}
  .menu-toggle span{width:24px;margin:7px auto}
  .site-nav{inset:calc(64px + env(safe-area-inset-top)) 0 auto 0;padding:22px 20px calc(30px + env(safe-area-inset-bottom));gap:4px;border-top:1px solid rgba(255,255,255,.08);box-shadow:0 18px 40px rgba(0,0,0,.24)}
  .site-nav a{width:100%;padding:14px 4px;font-size:1rem;border-bottom:1px solid rgba(255,255,255,.08)}
  .site-nav .nav-cta{margin-top:12px;border:1px solid rgba(255,255,255,.34);padding:13px 16px;text-align:center;border-radius:999px}

  .hero{padding:calc(96px + env(safe-area-inset-top)) 0 58px;min-height:100svh;align-items:start}
  .hero-grid{display:block}
  .hero-copy{padding-top:16px}
  .hero-glow{width:420px;height:420px;right:-245px;top:50px}
  .hero:after{height:350px;inset:auto -45% -220px 15%}
  .eyebrow{font-size:.64rem;line-height:1.45;letter-spacing:.17em;margin-bottom:17px}
  .hero h1{font-size:clamp(2.95rem,13.2vw,4.1rem);line-height:1.01;letter-spacing:-.045em}
  .hero h1 br{display:block}
  .hero-lede{font-size:1.03rem;line-height:1.6;margin:25px 0 17px;color:rgba(255,255,255,.76)}
  .language-line{font-size:.79rem;line-height:1.65;letter-spacing:.025em;margin:0}
  .language-line span{margin:0 4px}
  .hero-actions{display:grid;grid-template-columns:1fr;margin-top:28px;gap:11px}
  .btn{min-height:54px;font-size:.96rem;padding:0 20px;touch-action:manipulation}
  .hero-card{margin-top:38px;padding:24px 22px;border-radius:19px;box-shadow:none}
  .signal{height:54px;margin-bottom:17px;gap:5px}
  .quote{font-size:1.28rem;line-height:1.4}
  .mini-rule{margin:21px 0}
  .microcopy{font-size:.77rem;line-height:1.55}

  .demos,.about,.services,.studio,.contact{padding:70px 0}
  .section-heading h2,.split-heading h2,.about h2{font-size:2.55rem;line-height:1.05}
  .section-heading>p:last-child{font-size:.98rem;margin-top:10px}
  .demo-grid{margin-top:32px}
  .demo-card{grid-template-columns:1fr 54px;gap:12px;padding:22px 0;min-height:108px}
  .demo-card>div{grid-template-columns:30px 1fr;gap:10px 12px;min-width:0}
  .demo-index{font-size:.63rem;align-self:start;padding-top:5px}
  .demo-card h3{font-size:1.22rem;line-height:1.15}
  .demo-card p{grid-column:2;font-size:.79rem;line-height:1.45;padding-right:5px}
  .play-btn{width:52px;height:52px;font-size:1rem;touch-action:manipulation}

  .split-heading{display:block;margin-bottom:34px}
  .split-heading>p{font-size:1rem;line-height:1.65;margin-top:24px}
  .service-row{grid-template-columns:34px 1fr;gap:10px;padding:25px 0}
  .service-row>span{font-size:.63rem;padding-top:5px}
  .service-row h3{font-size:1.32rem;line-height:1.2;margin-bottom:8px}
  .service-row p{font-size:.93rem;line-height:1.58}

  .studio-grid{display:block}
  .studio h2{font-size:2.75rem;line-height:1.02;margin-bottom:25px}
  .studio-copy>p:last-child{font-size:1rem;line-height:1.65}
  .studio-specs{margin-top:38px}
  .studio-specs div{grid-template-columns:34px 1fr;gap:12px;padding:20px 0}
  .studio-specs span{font-size:.62rem;padding-top:3px}
  .studio-specs p{font-size:.94rem;line-height:1.5}

  .about-grid{display:block}
  .about-kicker{display:none}
  .about h2{margin-bottom:25px}
  .about-copy>p:not(.eyebrow){font-size:1rem;line-height:1.68}
  .about-signature{font-size:.72rem!important;line-height:1.55;margin:-11px 0 25px!important;letter-spacing:.09em}

  .contact-grid{display:block}
  .contact h2{font-size:2.65rem;line-height:1.02;margin-bottom:25px}
  .contact-copy>p:not(.eyebrow):not(.contact-direct){font-size:1rem;line-height:1.65}
  .contact-direct{margin:22px 0 34px;font-size:.96rem}
  .contact-form{padding:24px 18px;border-radius:18px;box-shadow:0 14px 34px rgba(4,12,25,.09)}
  .contact-form label{font-size:.72rem;letter-spacing:.075em;margin-bottom:18px}
  .contact-form input,.contact-form select,.contact-form textarea{font-size:16px;min-height:50px;padding:13px 12px;border-radius:9px}
  .contact-form textarea{min-height:145px}
  .contact-form .btn{width:100%;min-height:56px}
  .form-note{font-size:.69rem;line-height:1.5}

  footer{padding:30px 0}
  .footer-grid{display:block;font-size:.72rem}
  .footer-grid>p{margin-top:13px;line-height:1.5}
  .footer-name{font-size:.68rem;margin-top:3px!important}
}
@media (max-width:375px){
  .shell{width:calc(100% - 32px)}
  .brand-lockup small{display:none}
  .hero h1{font-size:2.85rem}
  .hero-lede{font-size:.98rem}
  .section-heading h2,.split-heading h2,.about h2{font-size:2.35rem}
  .studio h2,.contact h2{font-size:2.45rem}
}


/* V4 — lecteurs audio maison */
.demo-card{
  display:grid;
  grid-template-columns:minmax(250px,.82fr) minmax(420px,1.18fr);
  align-items:center;
  gap:34px;
  padding:28px 4px;
}
.demo-copy{display:grid;grid-template-columns:56px 1fr;align-items:center;gap:20px;min-width:0}
.demo-copy h3{font-family:Georgia,serif;font-size:1.45rem;font-weight:400;margin:0 0 4px}
.demo-copy p{margin:0;color:var(--muted);font-size:.88rem}
.audio-control{
  display:grid;
  grid-template-columns:44px 38px minmax(110px,1fr) 38px 40px 88px;
  align-items:center;
  gap:10px;
  min-width:0;
}
.audio-control audio{display:none}
.audio-play,.audio-mute{
  display:grid;place-items:center;
  border:1px solid rgba(20,32,53,.24);
  background:transparent;color:var(--ink);
  cursor:pointer;transition:.2s ease;
  touch-action:manipulation;
}
.audio-play{width:44px;height:44px;border-radius:50%;font-size:.9rem}
.audio-mute{width:38px;height:38px;border-radius:50%;font-size:.88rem}
.audio-play:hover,.audio-mute:hover,.demo-card.playing .audio-play{
  background:var(--navy);color:#fff;border-color:var(--navy)
}
.audio-time{font-variant-numeric:tabular-nums;font-size:.68rem;color:#73766f;text-align:center}
.audio-progress,.audio-volume{
  appearance:none;-webkit-appearance:none;
  width:100%;height:22px;background:transparent;cursor:pointer;
}
.audio-progress::-webkit-slider-runnable-track,.audio-volume::-webkit-slider-runnable-track{
  height:3px;border-radius:999px;background:linear-gradient(to right,var(--champagne) 0,var(--champagne) var(--fill,0%),#d8d4cb var(--fill,0%),#d8d4cb 100%)
}
.audio-progress::-moz-range-track,.audio-volume::-moz-range-track{
  height:3px;border-radius:999px;background:#d8d4cb
}
.audio-progress::-moz-range-progress,.audio-volume::-moz-range-progress{
  height:3px;border-radius:999px;background:var(--champagne)
}
.audio-progress::-webkit-slider-thumb,.audio-volume::-webkit-slider-thumb{
  -webkit-appearance:none;width:12px;height:12px;border-radius:50%;
  background:var(--navy);margin-top:-4.5px;border:0
}
.audio-progress::-moz-range-thumb,.audio-volume::-moz-range-thumb{
  width:12px;height:12px;border-radius:50%;background:var(--navy);border:0
}
.audio-volume{--fill:100%}
.audio-control:focus-within{outline:none}
.audio-play:focus-visible,.audio-mute:focus-visible,.audio-progress:focus-visible,.audio-volume:focus-visible{
  outline:2px solid var(--champagne);outline-offset:3px
}

@media (max-width:900px){
  .demo-card{grid-template-columns:1fr;gap:18px}
  .audio-control{grid-template-columns:44px 38px minmax(90px,1fr) 38px 40px 82px}
}
@media (max-width:600px){
  .demo-card{display:block;padding:24px 0;min-height:0}
  .demo-copy{grid-template-columns:30px 1fr;gap:12px;margin-bottom:17px}
  .demo-copy h3{font-size:1.22rem;line-height:1.15}
  .demo-copy p{font-size:.79rem;line-height:1.45}
  .audio-control{
    grid-template-columns:46px 34px minmax(80px,1fr) 34px 40px;
    gap:7px;
  }
  .audio-play{width:46px;height:46px}
  .audio-mute{width:40px;height:40px}
  .audio-volume{display:none}
  .audio-time{font-size:.63rem}
}
/* Sur iPhone, le volume matériel demeure prioritaire; le bouton muet reste disponible. */


/* V5 — Cloudflare Turnstile / formulaire */
.turnstile-wrap{
  margin:4px 0 20px;
  width:100%;
  min-height:0;
}
.turnstile-wrap .cf-turnstile{
  width:100%;
}
.security-note{
  margin:7px 0 0;
  font-size:.66rem;
  line-height:1.45;
  color:#7a7c76;
}
.contact-status{
  display:none;
  margin:0 0 16px;
  padding:13px 15px;
  border-radius:11px;
  font-size:.88rem;
  line-height:1.5;
}
.contact-status.show{display:block}
.contact-status.success{
  background:#edf4ed;
  color:#2b5330;
  border:1px solid #bfd2c0;
}
.contact-status.error{
  background:#f8ece9;
  color:#7c382e;
  border:1px solid #e1c1bb;
}
@media (max-width:600px){
  .turnstile-wrap{margin:2px 0 18px}
  .security-note{font-size:.64rem}
}