/* ==============================
   Style principal du site (CSS pur)
   Fait pour un studio d'enregistrement — 100% modifiable
   ============================== */

:root{
  --bg: #0f1115;
  --panel: #151922;
  --text: #87CEEB;
  --muted: #a5acb8;
  --brand: #87CEEB;
  --brand-2: #4361ee;
  --accent: #ffd166;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --maxw: 1200px;
  --gap: 20px;
  --font: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.6}
img{max-width:100%;height:auto;display:block;border-radius:10px}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
button{font:inherit}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}

header.site-header{
  position:sticky;top:0;z-index:50;
  background:linear-gradient(180deg, rgba(10,12,16,.9), rgba(10,12,16,.75));
  backdrop-filter: blur(8px);
  border-bottom:1px solid #1f2430;
}

.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.brand{
  display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.5px
}
.brand .logo{
  width:38px;height:38px;display:inline-grid;place-items:center;border-radius:10px;
  background: radial-gradient(120% 120% at 10% 10%, var(--brand) 0%, var(--brand-2) 55%, #1d3557 100%);
  box-shadow: var(--shadow);
  color:white;font-weight:900
}
.brand span{font-size:18px}

#nav-check{display:none}
.nav-links{
  display:flex;gap:14px;flex-wrap:wrap;align-items:center
}
.nav-links a{
  padding:10px 14px;border-radius:10px;color:var(--text);
}
.nav-links a.active, .nav-links a:hover{
  background: #1a2030;
}

.nav-cta{
  padding:10px 14px;border-radius:10px;background:var(--brand);color:white;font-weight:700
}
.nav-cta:hover{filter:brightness(1.05)}

.nav-toggle{display:none;cursor:pointer;border:1px solid #293041;border-radius:10px;padding:8px 10px}

@media (max-width: 820px){
  .nav-toggle{display:block}
  .nav-links{display:none;flex-direction:column;align-items:flex-start;width:100%;padding:12px 0}
  #nav-check:checked ~ .nav-links{display:flex}
}

.hero{
  padding:60px 0 30px;
  background:
    radial-gradient(60% 60% at 10% 10%, rgba(230,57,70,.15) 0%, transparent 60%),
    radial-gradient(60% 60% at 90% 10%, rgba(67,97,238,.12) 0%, transparent 60%);
  border-bottom:1px solid #1f2430;
}
.hero-grid{
  display:grid;gap:30px;grid-template-columns:1.1fr .9fr;align-items:center
}
.hero h1{font-size:42px;line-height:1.2;margin:0 0 10px}
.hero p{color:var(--muted);margin:0 0 20px;font-size:18px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.hero .cta a{
  display:inline-block;padding:12px 16px;border-radius:12px;font-weight:700
}
.btn-primary{background:var(--brand);color:white}
.btn-secondary{background:#1a2030;color:var(--text)}

@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr}
  .hero h1{font-size:34px}
}

.card{
  background:var(--panel);
  border:1px solid #242b39;
  border-radius:var(--radius);
  box-shadow: var(--shadow);
}

.grid-3{display:grid;gap:20px;grid-template-columns:repeat(3,1fr)}
.grid-2{display:grid;gap:20px;grid-template-columns:repeat(2,1fr)}
@media (max-width:900px){ .grid-3{grid-template-columns:1fr} .grid-2{grid-template-columns:1fr} }

.section{padding:40px 0}
.section h2{margin:0 0 10px;font-size:28px}
.section p.lead{color:var(--muted);margin:0 0 20px}

.feature{
  padding:18px;border-radius:14px;border:1px dashed #2a3245;background:#141a25
}

.badge{display:inline-block;padding:6px 10px;border:1px solid #2c3447;border-radius:999px;font-weight:700;color:var(--muted)}

.gallery{display:grid;gap:12px;grid-template-columns:repeat(3, 1fr)}
@media (max-width: 820px){ .gallery{grid-template-columns:repeat(2,1fr)} }
@media (max-width: 520px){ .gallery{grid-template-columns:1fr} }

.gallery a{position:relative;display:block;overflow:hidden;border-radius:12px;border:1px solid #2a3040}
.gallery a:hover img{transform:scale(1.03)}
.gallery img{transition:transform .25s ease}

.list{display:grid;gap:12px}
.list .item{display:flex;gap:14px;align-items:flex-start;background:#121722;border:1px solid #232a3a;border-radius:12px;padding:14px}

.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:10px}
.kpis .kpi{padding:14px;border:1px solid #2a3245;border-radius:12px;background:#131824;text-align:center}
.kpis .kpi strong{font-size:22px;display:block}
@media (max-width: 820px){ .kpis{grid-template-columns:repeat(2,1fr)} }

footer.site-footer{padding:40px 0;border-top:1px solid #1f2430;background:#0e121a;color:var(--muted)}
footer .cols{display:grid;gap:20px;grid-template-columns:2fr 1fr 1fr}
footer a{color:var(--muted)}
@media (max-width: 900px){ footer .cols{grid-template-columns:1fr} }
footer .copyright{margin-top:20px;font-size:14px}