/* Guide d'installation — mêmes tokens de couleur que style.css (kdmax.store réel) */

.gd-hero{
  position:relative;overflow:hidden;padding:72px 0 64px;color:#fff;
  background:
    radial-gradient(circle at 84% 18%,rgba(142,221,44,.18),transparent 32%),
    linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 70%);
}
.gd-hero:after{
  content:"";position:absolute;inset:0;opacity:.08;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.25) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.25) 1px,transparent 1px);
  background-size:44px 44px;
}
.gd-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.25fr .75fr;gap:44px;align-items:center}
.gd-badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 13px;border-radius:999px;
  border:1px solid rgba(142,221,44,.3);background:rgba(142,221,44,.08);
  color:var(--green);font-size:.68rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  font-family:'Urbanist',sans-serif;
}
.gd-hero h1{margin:16px 0 14px;color:#fff;font-size:clamp(30px,4.4vw,48px);line-height:1.1;font-weight:800;font-family:'Inter',sans-serif}
.gd-hero h1 span{color:var(--green)}
.gd-hero-text{max-width:600px;margin:0;color:rgba(255,255,255,.72);font-size:1.02rem;line-height:1.65}

.gd-download{
  padding:24px;border:1px solid rgba(255,255,255,.16);border-radius:18px;
  background:rgba(255,255,255,.06);box-shadow:0 20px 50px rgba(0,0,0,.2);backdrop-filter:blur(8px);
}
.gd-download small{display:block;color:var(--green);font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;font-family:'Urbanist',sans-serif}
.gd-download h2{margin:7px 0 18px;color:#fff;font-size:1.3rem;line-height:1.2}

.gd-download-row{padding:16px 0;border-top:1px solid rgba(255,255,255,.12)}
.gd-download-row:first-of-type{border-top:none;padding-top:0}
.gd-download-label{display:block;margin-bottom:10px;color:rgba(255,255,255,.85);font-size:.82rem;font-weight:600;font-family:'Inter',sans-serif}
.gd-download-hint{margin:0 0 10px;color:rgba(255,255,255,.6);font-size:.8rem}

.gd-code{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:13px 15px;border-radius:12px;background:#fff;color:var(--text);
}
.gd-code span{font-size:.75rem;font-weight:700;font-family:'Inter',sans-serif}
.gd-code strong{font-size:1.4rem;letter-spacing:.06em;font-family:'Inter',sans-serif;color:var(--navy-2)}

.gd-download-btn{
  display:flex;align-items:center;justify-content:center;gap:8px;width:100%;
  min-height:50px;padding:0 16px;border-radius:11px;background:var(--grad-cta);
  color:#0F2560;font-weight:800;font-family:'Inter',sans-serif;font-size:.88rem;
  box-shadow:0 10px 24px rgba(142,221,44,.25);transition:transform .15s,filter .15s;
}
.gd-download-btn:hover{transform:translateY(-2px);filter:brightness(1.04)}
.gd-download-btn svg{flex-shrink:0}

.gd-download-secure{margin:16px 0 0;padding-top:14px;border-top:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.5);font-size:.72rem;text-align:center}

.gd-quick{padding:40px 0 0;background:var(--bg)}
.gd-quick-box{
  max-width:900px;margin:-30px auto 0;position:relative;z-index:2;
  background:#fff;border:1px solid var(--border);border-radius:20px;padding:32px;text-align:center;
  box-shadow:0 20px 50px rgba(15,37,96,.1);
}
.gd-quick-box h2{margin:0 0 6px;color:var(--text);font-size:1.3rem}
.gd-quick-sub{margin:0 0 24px;color:var(--text-dim);font-size:.88rem}
.gd-quick-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;text-align:left}
.gd-quick-step{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px}
.gd-quick-num{
  display:flex;align-items:center;justify-content:center;width:28px;height:28px;margin-bottom:10px;
  border-radius:50%;background:var(--grad-cta);color:#0F2560;font-weight:800;font-size:.85rem;
  font-family:'Inter',sans-serif;
}
.gd-quick-step h3{margin:0 0 6px;color:var(--text);font-size:.92rem}
.gd-quick-step p{margin:0;color:var(--text-dim);font-size:.8rem;line-height:1.5}
.gd-quick-note{margin:20px 0 0;color:var(--text-dim);font-size:.82rem;font-weight:600}

.gd-section{padding:56px 0 72px;background:var(--bg-soft)}
.gd-heading{max-width:700px;margin:0 auto 36px;text-align:center}
.gd-eyebrow{display:block;color:var(--blue);font-size:.7rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;font-family:'Urbanist',sans-serif}
.gd-heading h2{margin:8px 0 10px;color:var(--text);font-size:clamp(1.6rem,3.4vw,2.2rem);line-height:1.15}
.gd-heading p{margin:0;color:var(--text-dim);font-size:.95rem}

.gd-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gd-card{
  background:#fff;border:1px solid var(--border);border-radius:16px;padding:22px;
  box-shadow:0 8px 24px rgba(15,37,96,.05);transition:transform .2s,box-shadow .2s;
}
.gd-card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(15,37,96,.1);border-color:var(--blue)}
.gd-card summary{cursor:pointer;list-style:none}
.gd-card summary::-webkit-details-marker{display:none}
.gd-icon{
  position:relative;display:flex;align-items:center;justify-content:center;width:56px;height:56px;margin-bottom:14px;
  border:1px solid var(--border);border-radius:14px;background:var(--card);color:var(--blue);
}
.gd-dot{position:absolute;bottom:-3px;width:9px;height:9px;border-radius:50%;border:2px solid #fff}
.gd-dot-samsung{right:14px;background:#1428A0}
.gd-dot-lg{right:4px;background:#A50034}
.gd-box-base{position:absolute;bottom:6px;left:50%;transform:translateX(-50%);width:22px;height:5px;border-radius:2px;background:var(--border)}
.gd-gtv-dots{position:absolute;bottom:-2px;right:-2px;display:grid;grid-template-columns:1fr 1fr;gap:2px;padding:3px;background:#fff;border-radius:6px;box-shadow:0 1px 4px rgba(0,0,0,.15)}
.gd-gtv-dots i{width:5px;height:5px;border-radius:50%;display:block}
.gd-card h3{margin:0 0 6px;color:var(--text);font-size:1.05rem}
.gd-card p{margin:0 0 12px;color:var(--text-dim);font-size:.85rem}
.gd-link{display:inline-flex;align-items:center;gap:6px;color:var(--blue);font-size:.82rem;font-weight:700;font-family:'Inter',sans-serif}
.gd-link:after{content:"→";transition:transform .2s}
.gd-card[open] .gd-link:after{content:"↓";}
.gd-card:hover .gd-link:after{transform:translateX(3px)}

.gd-card ol{margin:16px 0 0;padding-left:20px;border-top:1px solid var(--border);padding-top:16px}
.gd-card ol li{color:var(--text-dim);font-size:.85rem;margin-bottom:10px;line-height:1.55}
.gd-card ol li:last-child{margin-bottom:0}
.gd-card ol strong{color:var(--text)}
.gd-card ol a{color:var(--blue);font-weight:700;text-decoration:underline}

.gd-support{padding:0 0 72px;background:var(--bg-soft)}
.gd-support-box{
  display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center;
  padding:34px 36px;border-radius:20px;color:#fff;
  background:linear-gradient(135deg,var(--navy),var(--navy-2));
  box-shadow:0 20px 50px rgba(1,9,45,.2);
}
.gd-support-box h2{margin:0 0 6px;color:#fff;font-size:clamp(1.4rem,3vw,1.8rem)}
.gd-support-box p{margin:0;color:rgba(255,255,255,.72)}
.gd-whatsapp{
  display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 22px;
  border-radius:11px;background:var(--grad-cta);color:var(--navy-2);font-weight:800;
  font-family:'Inter',sans-serif;white-space:nowrap;transition:transform .15s,filter .15s;
}
.gd-whatsapp:hover{transform:translateY(-2px);filter:brightness(1.04)}
.gd-legal{margin:16px auto 0;max-width:760px;color:var(--text-dim);font-size:.75rem;text-align:center}

@media(max-width:900px){
  .gd-hero-grid{grid-template-columns:1fr;gap:28px}
  .gd-download{max-width:460px}
  .gd-grid{grid-template-columns:repeat(2,1fr)}
  .gd-support-box{grid-template-columns:1fr;text-align:center}
  .gd-whatsapp{margin:0 auto}
}
@media(max-width:600px){
  .gd-hero{padding:44px 0 40px}
  .gd-hero h1{font-size:1.7rem}
  .gd-hero-text{font-size:.9rem}
  .gd-grid{grid-template-columns:1fr}
  .gd-section{padding:36px 0 56px}
  .gd-support{padding:0 0 56px}
  .gd-support-box{padding:26px 20px}
  .gd-code strong{font-size:1.2rem}
  .gd-quick-box{margin-top:-20px;padding:22px 18px}
  .gd-quick-steps{grid-template-columns:1fr;gap:10px}
}