:root{--night:#03151c;--deep:#061f28;--teal:#44d9dc;--teal-dim:#8abec3;--gold:#f3d598;--white:#e7f4f3;--muted:#98b2b5;--line:#1d525b;--line-soft:#173741;--panel:#08232b;--font:'Segoe UI Variable Text','Segoe UI',Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(ellipse 85% 36% at 50% -1%,rgba(22,100,108,.18),transparent 65%),var(--night);color:var(--white);font:16px/1.65 var(--font);-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto}a{color:inherit;text-decoration:none}button{font:inherit}.container{width:min(1130px,calc(100% - 42px));margin:auto}.preview-note{background:#103038;color:#b4d7d4;text-align:center;padding:7px 16px;font-size:12px;letter-spacing:.11em;text-transform:uppercase;border-bottom:1px solid #23515b}.topbar{position:sticky;top:0;z-index:10;background:rgba(3,21,28,.94);border-bottom:1px solid rgba(49,126,136,.28);backdrop-filter:blur(14px)}.nav{height:74px;display:flex;align-items:center;justify-content:space-between;gap:25px}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand img{width:35px;height:39px;object-fit:contain}.brand .brandname{display:block;font-weight:600;letter-spacing:.22em;color:var(--gold);font-size:13px;line-height:1.2}.brand .brandsub{display:block;letter-spacing:.25em;color:var(--teal-dim);font-size:8px}.navlinks{display:flex;align-items:center;gap:26px}.navlinks a{color:#b8cdd0;font-size:13px;letter-spacing:.10em;text-transform:uppercase}.navlinks a:hover,.navlinks a.active{color:var(--teal)}.account{font-size:12px;color:#597b80;border:1px solid #22464e;padding:9px 14px;border-radius:5px;cursor:not-allowed}.menu-toggle{display:none;border:1px solid var(--line);background:transparent;color:var(--teal);padding:8px 14px;border-radius:5px}.eyebrow{font-size:11px;letter-spacing:.30em;color:var(--teal);font-weight:600;text-transform:uppercase}.hero{padding:95px 0 98px;text-align:center;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;left:50%;top:145px;transform:translateX(-50%);width:730px;height:500px;border-radius:50%;border:1px solid rgba(36,125,131,.15);pointer-events:none}.hero:after{content:"";position:absolute;left:50%;top:190px;transform:translateX(-50%);width:480px;height:440px;background:radial-gradient(circle,rgba(42,167,177,.13),transparent 71%);pointer-events:none}.hero-inner{position:relative;z-index:1}.hero-title{display:block;width:min(860px,95%);margin:23px auto 0}.subtitle{color:var(--teal);letter-spacing:.18em;font-size:13px;font-weight:500;margin:23px 0 19px}.hero-logo{display:block;width:243px;margin:10px auto 0;filter:drop-shadow(0 14px 28px rgba(4,82,97,.16))}.lead{max-width:670px;margin:13px auto 0;color:#aac6c8;font-weight:300;font-size:17px}.cta{display:flex;justify-content:center;gap:14px;margin-top:34px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:45px;border-radius:4px;padding:11px 23px;letter-spacing:.11em;text-transform:uppercase;font-size:12px;font-weight:600;transition:background .18s,border-color .18s}.btn-primary{color:#021c22;background:var(--teal);border:1px solid var(--teal)}.btn-primary:hover{background:#80eef1}.btn-outline{color:var(--white);border:1px solid var(--line);background:rgba(4,31,39,.55)}.btn-outline:hover{border-color:var(--teal);color:var(--teal)}.btn-disabled{color:#6e9498;border:1px solid #294e56;background:#0b262e;cursor:not-allowed}.tiny-note{font-size:12px;color:#779da1;margin-top:14px}.section{padding:74px 0}.section-border{border-top:1px solid rgba(47,117,123,.24)}.section-head{text-align:center;max-width:710px;margin:0 auto 42px}.section-head h2,.inner-header h1{font-weight:300;font-size:clamp(32px,4vw,49px);color:var(--gold);margin:12px 0 8px;letter-spacing:.04em;line-height:1.2}.section-head p{color:var(--muted);margin:11px auto}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.product-card{padding:30px;border:1px solid var(--line-soft);background:linear-gradient(150deg,rgba(11,44,53,.92),rgba(5,26,34,.8));border-radius:7px;min-width:0;display:flex;flex-direction:column}.product-card.featured{border-color:#2d828a;box-shadow:inset 0 1px rgba(68,217,220,.1)}.card-top{display:flex;align-items:center;justify-content:space-between;gap:15px}.product-type{color:var(--teal);letter-spacing:.2em;text-transform:uppercase;font-size:11px}.badge{border:1px solid #3a747b;color:#a4cbd0;font-size:10px;letter-spacing:.09em;text-transform:uppercase;border-radius:99px;padding:4px 8px;white-space:nowrap}.product-card h3{font-weight:400;font-size:27px;color:#f5e4bd;line-height:1.24;margin:21px 0 12px}.product-card p{color:#a8c0c3;font-size:14px;margin:0}.card-lines{list-style:none;padding:0;margin:22px 0 25px;color:#b7d1d1;font-size:13px}.card-lines li{padding:7px 0;border-top:1px solid rgba(75,136,139,.13)}.card-lines li:before{content:'✦';color:var(--teal);font-size:9px;margin-right:11px}.card-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:auto;gap:8px}.price{font-size:32px;color:var(--gold);font-weight:300;line-height:1}.price small{display:block;color:#749397;font-size:10px;text-transform:uppercase;letter-spacing:.13em;margin-top:5px}.link{color:var(--teal);font-size:12px;text-transform:uppercase;letter-spacing:.12em}.link:hover{text-decoration:underline}.feature-row{display:grid;grid-template-columns:1.25fr 1fr;align-items:center;gap:75px}.feature-row h2{font-weight:300;font-size:clamp(29px,3.8vw,43px);line-height:1.2;color:var(--gold);margin:10px 0 18px}.feature-row p{color:var(--muted);max-width:550px}.feature-list{list-style:none;margin:25px 0 0;padding:0;color:#c6d9d8}.feature-list li{padding:12px 0;border-bottom:1px solid var(--line-soft)}.feature-list li:before{content:'↗';margin-right:15px;color:var(--teal)}.logo-panel{display:flex;align-items:center;justify-content:center;border:1px solid rgba(51,122,128,.29);border-radius:6px;min-height:390px;background:radial-gradient(circle,rgba(49,128,141,.13),rgba(8,37,45,.4) 60%,rgba(2,24,32,.7) 100%)}.logo-panel img{width:min(270px,75%)}.faq{max-width:860px;margin:auto}.faq details{border-bottom:1px solid var(--line);padding:18px 0}.faq summary{cursor:pointer;font-size:17px;color:#e4e5d6;list-style:none;display:flex;justify-content:space-between;gap:16px}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:'+';color:var(--teal);font-weight:300;font-size:26px;line-height:1}.faq details[open] summary:after{content:'−'}.faq p{color:var(--muted);margin:15px 0 4px}.foot{border-top:1px solid var(--line-soft);padding:30px 0 45px;color:#6d999e;font-size:12px}.foot-inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:22px}.footlinks{display:flex;gap:18px;flex-wrap:wrap}.footlinks a:hover{color:var(--teal)}.inner-header{text-align:center;padding:70px 0 38px}.content-narrow{max-width:850px;margin:0 auto;padding:0 0 80px}.panel{background:rgba(9,36,45,.65);padding:30px;border:1px solid var(--line-soft);border-radius:7px}.panel h2{font-weight:400;color:var(--gold);letter-spacing:.03em;font-size:25px;margin:24px 0 9px}.panel h2:first-child{margin-top:0}.panel p,.panel li{color:#b8d0d1}.panel ul{padding-left:19px}.panel a:not(.btn){color:var(--teal)}.panel a:hover{text-decoration:underline}.state-note{background:#0a3137;border-left:3px solid var(--teal);color:#b3d7d7;padding:16px 20px;margin:20px 0;font-size:13px}.product-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:55px;align-items:center;padding:75px 0 90px}.product-hero h1{font-size:clamp(33px,5vw,54px);font-weight:300;color:var(--gold);margin:8px 0 12px;line-height:1.12}.product-hero p{color:var(--muted)}.product-hero .hero-logo{width:300px}.spec-row{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:32px}.spec{background:#08232c;border:1px solid var(--line-soft);padding:17px 20px;border-radius:5px}.spec b{display:block;font-size:11px;color:var(--teal);text-transform:uppercase;letter-spacing:.16em;margin-bottom:8px}.spec span{font-size:15px;color:#c0d2d4}.small{font-size:12px;color:#7da3a7}.separator{height:1px;background:var(--line-soft);margin:25px 0}@media(max-width:900px){.grid{grid-template-columns:1fr}.feature-row,.product-hero{grid-template-columns:1fr;gap:28px}.logo-panel{min-height:300px}.navlinks{gap:12px}.navlinks a{font-size:11px}}@media(max-width:640px){.container{width:min(100% - 32px,1130px)}.nav{height:65px}.menu-toggle{display:block}.navlinks{display:none;position:absolute;top:65px;left:0;right:0;flex-direction:column;align-items:stretch;background:#061f28;border-bottom:1px solid var(--line);padding:15px 24px;gap:0}.navlinks.show{display:flex}.navlinks a{padding:12px 5px;font-size:13px}.account{display:none}.hero{padding:65px 0 75px}.hero-title{width:100%;margin-top:20px}.subtitle{letter-spacing:.08em;font-size:11px;margin:22px 0 14px}.hero-logo{width:196px}.lead{font-size:15px}.section{padding:54px 0}.product-card{padding:24px}.feature-row{gap:35px}.spec-row{grid-template-columns:1fr}.inner-header{padding:55px 0 25px}.panel{padding:22px}.foot-inner{display:block}.footlinks{margin-top:10px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Spiritual Audio Labs v0.2 enhancements */
.nav-right{display:flex;align-items:center;gap:13px;margin-left:auto}.lang-label{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.09em}.lang-switch{font:inherit;font-size:12px;color:var(--teal);background:#06222b;border:1px solid #2b6770;border-radius:5px;padding:9px 11px;min-width:66px;cursor:pointer}.lang-switch:focus-visible{outline:2px solid var(--gold);outline-offset:3px}.topbar .nav{gap:20px}.topbar .navlinks{gap:20px}.product-card h3{color:var(--gold);min-height:52px}.shot-thumb{display:block;overflow:hidden;margin:4px 0 8px;padding:5px;border:1px solid #2c6c76;background:#03131a;border-radius:5px;transition:border-color .2s}.shot-thumb:hover{border-color:var(--teal)}.shot-thumb img{display:block;width:100%;height:185px;object-fit:cover;object-position:center top;border-radius:3px}.visual-caption{font-size:10px;letter-spacing:.07em;color:#7faeb5;margin:2px 0 16px}.product-card .visual-caption{margin:0 0 13px}.standalone-mark{height:190px;display:flex;flex-direction:column;justify-content:center;align-items:center;color:#6dcbd1;font-size:21px;font-weight:300;letter-spacing:.17em;border:1px solid var(--line-soft);background:radial-gradient(circle,rgba(60,141,150,.12),transparent 66%);margin:4px 0 20px}.standalone-mark small{font-size:10px;letter-spacing:.24em;display:block;color:var(--muted)}.sales-note{text-align:center;margin-top:24px}.product-detail{padding:70px 0 85px;text-align:center}.product-detail h1{font-weight:300;font-size:clamp(39px,5vw,62px);color:var(--gold);margin:5px 0}.product-detail .subtitle{margin-top:0}.detail-screen{display:block;max-width:1040px;padding:7px;border:1px solid var(--line);border-radius:8px;margin:28px auto 5px;background:#02141c;transition:border-color .2s}.detail-screen:hover{border-color:var(--teal)}.detail-screen img{display:block;width:100%;height:auto;border-radius:4px}.detail-lead{max-width:730px;margin:25px auto 20px;color:var(--muted);font-size:18px}.product-buy{display:flex;align-items:center;justify-content:center;gap:26px;margin:27px 0 48px}.product-detail .spec-row{text-align:left}.detail-copy{text-align:left;margin-top:25px}.detail-links{display:flex;flex-wrap:wrap;gap:20px;margin-top:24px}.detail-links a{font-size:13px;color:var(--teal)}.frequency-row{font-size:17px;letter-spacing:.04em;color:var(--gold)!important}.closing{text-align:center}.closing h2{color:var(--gold);font-weight:300;font-size:clamp(30px,4vw,45px);margin:12px 0}.closing p{color:var(--muted);margin:0 auto 26px;max-width:690px}.link-muted{color:#71999e}.panel a:not(.btn){color:var(--teal)}
@media(max-width:1020px){.nav-right .account{display:none}.nav{gap:12px!important}.navlinks{gap:12px!important}.lang-label{display:none}}
@media(max-width:670px){.nav-right{margin-left:auto}.nav{flex-wrap:nowrap}.navlinks{z-index:12}.navlinks a{font-size:13px}.product-detail{padding:48px 0}.detail-screen{padding:4px}.product-buy{flex-wrap:wrap}.product-card .shot-thumb img{height:210px}.product-card h3{min-height:0}}

/* v0.3 — centered Ethereal header; product screenshot scales as requested. */
.topbar{position:relative;top:auto;backdrop-filter:none}
.topbar .nav{height:auto;min-height:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:11px!important;padding:16px 0 22px;position:relative}
.topbar .brand{display:flex;justify-content:center;align-items:center;margin:0 auto}
.topbar .brand img{width:243px;height:auto;max-width:100%;object-fit:contain;display:block}
.topbar .navlinks{display:flex;justify-content:center;align-items:center;gap:35px!important;position:static;padding:0;margin:0;background:transparent;border:0;flex-direction:row}
.topbar .navlinks a{font-size:13px;letter-spacing:.12em}
.topbar .nav-right{position:absolute;right:0;top:20px;margin:0;z-index:2}
.topbar .menu-toggle{display:none}
.hero-screen{display:block;width:min(260px,86%);margin:14px auto 18px;padding:5px;background:#03151c;border:1px solid rgba(68,217,220,.38);border-radius:6px;transition:border-color .2s ease}
.hero-screen:hover{border-color:var(--teal)}
.hero-screen img{width:100%;height:auto;display:block;border-radius:3px}
.detail-screen{max-width:520px}
@media(max-width:900px){.topbar .navlinks{gap:20px!important}}
@media(max-width:670px){
  .topbar .nav{padding:13px 0 12px;gap:8px!important}
  .topbar .brand img{width:145px}
  .topbar .nav-right{top:10px;right:0}
  .topbar .lang-label{display:none}
  .topbar .account{display:none}
  .topbar .menu-toggle{display:block;position:static;min-height:36px;margin:2px auto}
  .topbar .navlinks{display:none;position:absolute;top:100%;left:0;right:0;z-index:12;flex-direction:column;gap:0!important;align-items:stretch;background:#061f28;border:1px solid var(--line-soft);padding:8px 16px 12px}
  .topbar .navlinks.show{display:flex}
  .topbar .navlinks a{padding:10px 12px;font-size:12px}
  .hero-screen{width:min(260px,88%)}
  .detail-screen{width:100%;max-width:520px}
}

/* V0.4 — double-sized home screenshot, interactive zoom and header frequency waves. */
.hero-screen{width:min(520px,94%);cursor:zoom-in;font:inherit;display:block;appearance:none;-webkit-appearance:none;color:inherit}
.shot-thumb,.detail-screen{cursor:zoom-in;font:inherit;appearance:none;-webkit-appearance:none;color:inherit;text-align:inherit}
.shot-thumb{width:100%}
.detail-screen{width:min(520px,100%)}
.zoom-trigger:focus-visible{outline:2px solid var(--gold);outline-offset:5px}
.home-header{isolation:isolate;overflow:visible}
.home-header::before,.home-header::after{
 content:"";pointer-events:none;position:absolute;top:36px;width:calc(50% - 143px);height:232px;
 background:url('header-sine-waves.svg') 0 50% / 100% 100% no-repeat;opacity:.92;z-index:0;
}
.home-header::before{left:0}
.home-header::after{right:0;transform:scaleX(-1)}
.home-header .nav{z-index:1}
.zoom-overlay{position:fixed;inset:0;z-index:10000;display:block;pointer-events:none;visibility:hidden}
.zoom-overlay.zoom-visible{visibility:visible;pointer-events:auto}
.zoom-backdrop{position:absolute;inset:0;background:rgba(0,10,16,.91);opacity:0;transition:opacity 420ms ease;backdrop-filter:blur(10px);cursor:zoom-out}
.zoom-overlay.zoom-open .zoom-backdrop{opacity:1}
.zoom-floating{position:fixed;z-index:1;display:block;object-fit:fill;max-width:none;max-height:none;min-width:0;margin:0;
 border:1px solid rgba(72,225,225,.52);border-radius:5px;background:#04141a;box-shadow:0 20px 80px rgba(0,0,0,.67);
 transition:left 460ms cubic-bezier(.17,1,.34,1),top 460ms cubic-bezier(.17,1,.34,1),width 460ms cubic-bezier(.17,1,.34,1),height 460ms cubic-bezier(.17,1,.34,1);cursor:zoom-out;
}
.zoom-dismiss{position:fixed;right:21px;top:17px;z-index:2;border:1px solid rgba(89,230,231,.58);background:#092b33;color:#e2f6f3;border-radius:6px;min-width:45px;min-height:45px;font:26px/1 var(--font);cursor:pointer;opacity:0;transition:opacity 240ms ease}
.zoom-overlay.zoom-open .zoom-dismiss{opacity:1}
.zoom-dismiss:hover{color:var(--teal);border-color:var(--teal)}
.zoom-dismiss:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
@media(max-width:900px){.home-header::before,.home-header::after{top:60px;height:176px;width:calc(50% - 122px);opacity:.66}}
@media(max-width:670px){
 .hero-screen{width:min(520px,100%)}
 .home-header::before,.home-header::after{top:27px;height:96px;width:calc(50% - 80px);opacity:.48}
 .zoom-dismiss{top:10px;right:10px}
}
@media(prefers-reduced-motion:reduce){.zoom-floating,.zoom-backdrop,.zoom-dismiss{transition:none!important}}

/* v0.5 TEST shop */
.account.account-active{display:inline-flex;align-items:center;justify-content:center;color:var(--teal);cursor:pointer}
.account.account-active:hover{border-color:var(--teal)}
.product-official-title{width:min(720px,95%);margin:24px auto}
.sr-only{position:absolute;width:1px;height:1px;clip:rect(0,0,0,0);overflow:hidden;white-space:nowrap}
.shop-panel{max-width:730px;margin:60px auto;border:1px solid var(--line);border-radius:10px;background:var(--panel);padding:32px}
.shop-panel h1{color:var(--gold);font-weight:300;letter-spacing:.1em}
.shop-panel label{display:block;margin:15px 0 6px;color:var(--teal-dim)}
.shop-panel input{width:100%;padding:13px;background:var(--night);color:var(--white);border:1px solid var(--line);border-radius:5px;font:inherit}
.shop-panel button{background:var(--teal);color:var(--night);border:0;border-radius:5px;padding:11px 20px;font:inherit;cursor:pointer;margin-top:18px}
.shop-panel button:disabled{opacity:.5;cursor:progress}
.shop-panel .secondary{background:transparent;color:var(--teal);border:1px solid var(--line)}
.shop-panel .shop-notice{border:1px solid var(--line);border-radius:5px;padding:12px;color:var(--teal-dim);margin:16px 0}
.shop-error{color:#ffb3aa;min-height:1.5em}.shop-success{color:#81e4c8}
.shop-hidden{display:none!important}.shop-actions{display:flex;gap:12px;flex-wrap:wrap}
@media(max-width:600px){.shop-panel{margin:20px auto;padding:20px}}

/* SAL V0.7 protected license and download widgets */
.shop-order{border:1px solid var(--line);border-radius:8px;margin:18px 0;padding:16px 18px;background:rgba(2,22,29,.45)}
.shop-order p{margin:0 0 12px;color:var(--white)}
.shop-order button{margin:6px 10px 6px 0}
.shop-order .shop-download{display:inline-block;background:var(--teal);color:var(--night);padding:11px 20px;border-radius:5px;margin:6px;text-decoration:none}
.shop-license{padding:12px 8px;overflow-wrap:anywhere}
.shop-license code{display:block;color:var(--gold);font-family:monospace;font-size:clamp(12px,1.6vw,16px);margin:8px 0;user-select:all}

/* Spiritual Audio Labs V0.7.1 — discreet private invitation (test store only) */
.shop-invitation {max-width:640px;margin:1.2rem auto;padding:1rem 1.3rem;border:1px solid rgba(91,219,215,.35);border-radius:10px;background:rgba(1,30,39,.45)}
.shop-invitation label{display:block;margin-bottom:.5rem;color:#92e2dc;font-weight:500}
.shop-invitation input{display:block;width:100%;max-width:100%;box-sizing:border-box;border:1px solid rgba(91,219,215,.4);border-radius:6px;background:#071d26;color:#e9f5f4;padding:.65rem 1rem;letter-spacing:.12em}
.shop-invitation p{font-size:.85rem;line-height:1.5;opacity:.85;margin:.6rem 0 0}

/* V0.9.6C — deux boutons identiques, turquoise, de meme hauteur et largeur.
   Le masque utilise exactement le dessin du titre officiel existant,
   mais en couleur du texte du bouton et a taille typographique normale. */
.hero .cta .hero-cta-pair{
  width:284px;
  max-width:100%;
  min-height:45px;
  padding:11px 18px;
  gap:9px;
  white-space:nowrap;
}
.hero .cta .hero-cta-official-wordmark{
  display:inline-block;
  width:158px;
  height:12px;
  flex:0 0 158px;
  background-color:currentColor;
  -webkit-mask-image:url('spiritual-tuner-original-title.png');
  mask-image:url('spiritual-tuner-original-title.png');
  -webkit-mask-position:center;
  mask-position:center;
  -webkit-mask-size:contain;
  mask-size:contain;
  -webkit-mask-repeat:no-repeat;
  mask-repeat:no-repeat;
}
@media(max-width:360px){
 .hero .cta .hero-cta-pair{padding:10px 11px;gap:7px}
 .hero .cta .hero-cta-official-wordmark{width:145px;flex-basis:145px;height:11px}
}