:root{
  --bg:#f4f3fa; --bg2:#ffffff;
  --surface:#ffffff; --border:rgba(22,22,55,.10);
  --text:#16162a; --muted:#66647e;
  --pink:#ff5b99; --violet:#a24bff; --blue:#4b7bff; --cyan:#22d3ee;
  --grad:linear-gradient(90deg,var(--pink),var(--violet),var(--blue),var(--cyan));
  --app-icon:url("icon.jpg");
  --maxw:1080px;
  --f-sans:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text",system-ui,"Segoe UI",Roboto,sans-serif;
  --f-mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--f-sans);line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before,body::after{content:"";position:fixed;z-index:0;pointer-events:none;filter:blur(100px);opacity:.28}
body::before{top:-160px;left:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,var(--violet),transparent 65%)}
body::after{bottom:-200px;right:-160px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,var(--cyan),transparent 65%)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;position:relative;z-index:1}
a{color:inherit;text-decoration:none}
.eyebrow{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* Header (construit par app.js) */
header{position:sticky;top:0;z-index:20;backdrop-filter:blur(14px);
  background:rgba(244,243,250,.75);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-.01em}
.brand .logo{width:30px;height:30px;border-radius:9px;background:var(--app-icon) center/cover;
  box-shadow:0 0 0 1px rgba(22,22,55,.08)}
.nav-right{display:flex;align-items:center;gap:14px}
.nav-right a.link{color:var(--muted);font-size:.92rem}
.nav-right a.link:hover{color:var(--text)}
.lang-select{appearance:none;-webkit-appearance:none;font:inherit;font-size:.82rem;font-weight:600;
  color:var(--text);background:var(--bg2);border:1px solid var(--border);border-radius:999px;
  padding:7px 30px 7px 14px;cursor:pointer;
  background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path d='M2 4l4 4 4-4' stroke='%2366647e' stroke-width='1.6' fill='none' stroke-linecap='round'/></svg>");
  background-repeat:no-repeat;background-position:right 11px center}
.lang-select:hover{border-color:rgba(162,75,255,.4)}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:.95rem;padding:11px 20px;
  border-radius:999px;background:var(--grad);color:#0b0b1c;border:0;cursor:pointer;
  box-shadow:0 8px 30px -10px rgba(120,90,255,.5);transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 36px -10px rgba(120,90,255,.7)}
.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--border);box-shadow:none}
.btn.ghost:hover{border-color:rgba(162,75,255,.45)}
.badge-link{display:inline-flex;align-items:center;transition:transform .15s ease,opacity .15s ease}
.badge-link:hover{transform:translateY(-2px);opacity:.88}
.appstore-badge{height:52px;width:auto;display:block}

/* Hero */
.hero{text-align:center;padding:72px 0 40px}
.hero-icon{width:188px;height:188px;margin:0 auto 32px;border-radius:44px;
  background:var(--app-icon) center/cover;
  box-shadow:0 30px 70px -22px rgba(90,60,190,.55),0 0 0 1px rgba(22,22,55,.06);position:relative}
.hero-icon::before{content:"";position:absolute;inset:-22px;z-index:-1;border-radius:60px;
  background:var(--grad);filter:blur(40px);opacity:.35;animation:breathe 5s ease-in-out infinite}
.hero h1{font-size:clamp(2.8rem,7vw,4.6rem);line-height:1.02;margin:.2em 0 .12em;font-weight:800;
  letter-spacing:-.03em;text-wrap:balance}
.hero .tagline{font-size:clamp(1.15rem,2.6vw,1.5rem);font-weight:600;margin:0 0 .4em}
.hero .sub{color:var(--muted);max-width:42ch;margin:0 auto 30px;font-size:1.06rem;text-wrap:balance}
.hero .cta-row{display:flex;gap:12px;justify-content:center;align-items:center;flex-wrap:wrap}
.hero .note{margin-top:16px;font-size:.82rem;color:var(--muted)}

/* Sections */
section{padding:56px 0;position:relative;z-index:1}
.section-head{text-align:center;max-width:46ch;margin:0 auto 40px}
.section-head h2{font-size:clamp(1.9rem,4.4vw,2.7rem);font-weight:800;letter-spacing:-.02em;
  margin:.3em 0 .2em;text-wrap:balance}
.section-head p{color:var(--muted);margin:0}

/* Galerie de captures */
.gallery{display:flex;gap:16px;overflow-x:auto;padding:6px 24px 22px;scroll-snap-type:x mandatory;
  justify-content:safe center;scrollbar-width:none}
.gallery::-webkit-scrollbar{display:none}
.gallery img{width:232px;height:auto;flex:0 0 auto;border-radius:24px;scroll-snap-align:center;
  border:1px solid var(--border);box-shadow:0 18px 44px -20px rgba(40,25,100,.4)}

/* Frida */
.frida{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;background:var(--surface);
  border:1px solid var(--border);border-radius:28px;padding:48px;
  box-shadow:0 20px 60px -30px rgba(40,25,100,.28);overflow:hidden}
.frida .app-mini{width:172px;height:172px;margin:auto;border-radius:40px;background:var(--app-icon) center/cover;
  box-shadow:0 24px 54px -18px rgba(90,60,190,.5),0 0 0 1px rgba(22,22,55,.06)}
.frida h2{font-size:clamp(1.7rem,3.6vw,2.3rem);font-weight:800;letter-spacing:-.02em;margin:.35em 0 .3em}
.frida p{color:var(--muted);margin:0 0 14px}

/* Features */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:26px;
  box-shadow:0 6px 22px -12px rgba(30,20,80,.16);transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-4px);border-color:rgba(162,75,255,.45);
  box-shadow:0 18px 42px -16px rgba(120,80,220,.35)}
.card .ico{width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;border:1px solid var(--border);background:rgba(162,75,255,.08)}
.card .ico svg{width:23px;height:23px;stroke:url(#g);stroke-width:1.9;fill:none;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:1.08rem;font-weight:700;margin:0 0 6px;letter-spacing:-.01em}
.card p{color:var(--muted);margin:0;font-size:.94rem}

/* Suisse */
.swiss{text-align:center}
.swiss .flag{font-size:2.6rem;line-height:1}
.swiss h2{font-size:clamp(1.7rem,4vw,2.4rem);font-weight:800;letter-spacing:-.02em;margin:.3em 0 .25em}
.swiss p{color:var(--muted);max-width:46ch;margin:0 auto}

/* En-tête de sous-page (légales, contact) */
.page-head{text-align:center;padding:56px 0 8px}
.page-head h1{font-size:clamp(2rem,5vw,2.9rem);font-weight:800;letter-spacing:-.02em;margin:.2em 0 .1em}
.page-head p{color:var(--muted);margin:0}

/* Contenu légal / prose */
.prose{max-width:68ch;margin:0 auto;padding:8px 0 40px}
.prose h2{font-size:1.28rem;font-weight:700;letter-spacing:-.01em;margin:1.7em 0 .35em}
.prose p{margin:.4em 0;color:#3a3a52}
.prose strong{color:var(--text)}
.prose a{color:var(--violet);font-weight:600}
.prose .updated{font-family:var(--f-mono);font-size:.75rem;letter-spacing:.06em;color:var(--muted);
  text-transform:uppercase}

/* Formulaire de contact */
.form{max-width:520px;margin:0 auto;display:flex;flex-direction:column;gap:14px;padding-bottom:40px}
.form .row{display:flex;flex-direction:column;gap:6px}
.form label{font-weight:600;font-size:.9rem}
.form input,.form textarea{font:inherit;font-size:1rem;padding:12px 14px;border-radius:13px;
  border:1px solid var(--border);background:var(--bg2);color:var(--text);width:100%}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--violet);
  box-shadow:0 0 0 3px rgba(162,75,255,.15)}
.form textarea{min-height:150px;resize:vertical}
.form button{align-self:flex-start}
.form .status{font-size:.92rem;font-weight:600;min-height:1.2em}
.form .status.ok{color:#1a9d5a}
.form .status.err{color:#d64545}

footer{border-top:1px solid var(--border);padding:44px 0;margin-top:40px}
.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.foot .fl{display:flex;align-items:center;gap:10px;font-weight:700}
.foot .fl .logo{width:24px;height:24px;border-radius:7px;background:var(--app-icon) center/cover}
.foot nav{display:flex;gap:22px;flex-wrap:wrap}
.foot nav a{color:var(--muted);font-size:.9rem}
.foot nav a:hover{color:var(--text)}
.foot .cr{color:var(--muted);font-size:.82rem;width:100%;text-align:center;margin-top:8px}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@keyframes breathe{0%,100%{opacity:.30}50%{opacity:.50}}

@media (max-width:860px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .frida{grid-template-columns:1fr;text-align:center;padding:36px 26px;gap:26px}
  .frida .content{order:2}
}
@media (max-width:560px){
  .grid{grid-template-columns:1fr}
  .nav{flex-direction:column;height:auto;gap:12px;padding:14px 0;text-align:center}
  .nav-right{justify-content:center;flex-wrap:wrap;gap:12px}
  .nav-right .link{display:none}
  .hero{padding:44px 0 30px}
  .foot{justify-content:center;text-align:center}
  .foot nav{justify-content:center}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
}