:root{
  --red:#ed2638; --dark:#10141d; --dark2:#171d29; --light:#f6f7fa;
  --text:#222936; --muted:#6b7280; --white:#fff; --line:#e7e9ee;
  --shadow:0 16px 45px rgba(16,20,29,.12); --radius:20px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1160px,92%);margin:auto}
.header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(16,20,29,.94);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand img{height:54px;width:auto;border-radius:8px}
.menu{display:flex;gap:26px;align-items:center;color:#fff;font-weight:600;font-size:14px}
.menu a{opacity:.9;transition:.25s}.menu a:hover,.menu a.active{color:#ff5361;opacity:1}
.menu .cta{background:var(--red);padding:11px 18px;border-radius:999px}
.burger{display:none;color:#fff;font-size:28px;background:none;border:0}
.hero{padding-top:78px;min-height:700px;background:#111722;color:#fff;position:relative;overflow:hidden}
.slide{position:absolute;inset:78px 0 0;opacity:0;visibility:hidden;transition:opacity .8s ease,transform 1.2s ease;transform:scale(1.04);background-size:cover;background-position:center}
.slide.active{opacity:1;visibility:visible;transform:scale(1)}
.slide:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,11,18,.88),rgba(8,11,18,.52),rgba(8,11,18,.15))}
.s1{background:linear-gradient(135deg,#191f2b,#ed2638 130%)}
.s2{background:linear-gradient(135deg,#0e1724,#263d62)}
.s3{background:linear-gradient(135deg,#11151e,#2b3342)}
.s4{background:linear-gradient(135deg,#10161e,#74323b)}
.s5{background:linear-gradient(135deg,#0c1119,#25435d)}
.slide-content{position:relative;z-index:2;height:100%;display:flex;align-items:center}
.slide-copy{max-width:690px;animation:rise .8s both}
.kicker{color:#ff6470;text-transform:uppercase;letter-spacing:3px;font-size:13px;font-weight:800;margin-bottom:14px}
.slide h1{font-size:clamp(38px,6vw,70px);line-height:1.04;margin-bottom:20px}
.slide p{font-size:19px;color:#e8ebf1;max-width:600px;margin-bottom:30px}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.25s}
.btn-primary{background:var(--red);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(237,38,56,.3)}
.btn-outline{border-color:rgba(255,255,255,.45);color:#fff}.btn-outline:hover{background:#fff;color:#111}
.slider-nav{position:absolute;z-index:4;bottom:34px;left:50%;transform:translateX(-50%);display:flex;gap:9px}
.dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.45);cursor:pointer;transition:.3s}.dot.active{width:28px;border-radius:20px;background:#fff}
.arrow{position:absolute;z-index:5;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(0,0,0,.18);color:#fff;font-size:25px;cursor:pointer}
.prev{left:24px}.next{right:24px}
section{padding:88px 0}.section-head{text-align:center;max-width:720px;margin:0 auto 48px}.eyebrow{color:var(--red);font-weight:800;text-transform:uppercase;letter-spacing:2px;font-size:12px}.section-head h2{font-size:40px;line-height:1.15;margin:10px 0 12px}.section-head p{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 8px 25px rgba(16,20,29,.05);transition:.3s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.icon{width:52px;height:52px;border-radius:15px;background:#fff0f2;color:var(--red);display:grid;place-items:center;font-size:24px;margin-bottom:18px}
.card h3{margin-bottom:9px}.card p{color:var(--muted);font-size:15px}
.dark{background:var(--dark);color:#fff}.dark .section-head p,.dark .card p{color:#aeb5c2}.dark .card{background:var(--dark2);border-color:#2a3240}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.stat{padding:28px;text-align:center;border:1px solid var(--line);border-radius:18px}.stat strong{display:block;font-size:38px;color:var(--red)}
.page-hero{padding:145px 0 75px;background:linear-gradient(120deg,#10141d,#2a3343);color:#fff}.page-hero h1{font-size:52px;line-height:1.1}.page-hero p{margin-top:12px;color:#cbd1dc;max-width:700px}
.list{display:grid;gap:14px;margin-top:25px}.list div{padding:16px 18px;border-left:4px solid var(--red);background:#f7f8fa;border-radius:0 12px 12px 0}
.products{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.product{overflow:hidden;border-radius:20px;border:1px solid var(--line);background:#fff}.product-visual{height:180px;background:linear-gradient(135deg,#161c27,#ed2638);display:grid;place-items:center;color:#fff;font-size:54px}.product-body{padding:22px}.tag{display:inline-block;padding:5px 10px;background:#fff0f2;color:var(--red);border-radius:999px;font-size:11px;font-weight:800}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.gallery-item{height:240px;border-radius:18px;overflow:hidden;position:relative;background:linear-gradient(135deg,#151b26,#e72b3d)}.gallery-item:nth-child(2){background:linear-gradient(135deg,#182b43,#4c6280)}.gallery-item:nth-child(3){background:linear-gradient(135deg,#1c2029,#8a303a)}.gallery-item:nth-child(4){background:linear-gradient(135deg,#151d27,#33495e)}.gallery-item:nth-child(5){background:linear-gradient(135deg,#1d1820,#a02d40)}.gallery-item:nth-child(6){background:linear-gradient(135deg,#121820,#54677c)}.gallery-item span{position:absolute;left:18px;bottom:16px;color:#fff;font-weight:800}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-weight:700;font-size:14px}.field input,.field textarea,.field select{padding:14px 15px;border:1px solid var(--line);border-radius:12px;font:inherit;outline:none}.field textarea{min-height:150px;resize:vertical}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:35px}.contact-box{padding:26px;background:#f7f8fa;border-radius:18px;margin-bottom:15px}.contact-box strong{display:block;margin-bottom:4px}.contact-box span{color:var(--muted)}
.faq{display:grid;gap:12px;max-width:850px;margin:auto}.faq details{border:1px solid var(--line);border-radius:14px;padding:17px 20px}.faq summary{font-weight:800;cursor:pointer}
.footer{background:#0d1118;color:#b7beca;padding:55px 0 25px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}.footer h4{color:#fff;margin-bottom:14px}.footer a{display:block;margin:8px 0}.footer-logo{width:240px;margin-bottom:16px}.copyright{border-top:1px solid #262d39;margin-top:35px;padding-top:20px;text-align:center;font-size:13px}
@keyframes rise{from{opacity:0;transform:translateY(25px)}to{opacity:1;transform:none}}
@media(max-width:850px){.menu{display:none;position:absolute;top:78px;left:0;right:0;background:#10141d;padding:18px 6%;flex-direction:column;align-items:flex-start}.menu.open{display:flex}.burger{display:block}.grid,.products{grid-template-columns:1fr 1fr}.stats{grid-template-columns:1fr 1fr}.gallery{grid-template-columns:1fr 1fr}.contact-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.nav{height:70px}.brand img{height:45px}.hero{padding-top:70px;min-height:650px}.slide{inset:70px 0 0}.slide h1{font-size:39px}.slide p{font-size:16px}.arrow{display:none}section{padding:65px 0}.grid,.products,.stats,.gallery,.form-grid,.footer-grid{grid-template-columns:1fr}.page-hero{padding:120px 0 55px}.page-hero h1{font-size:40px}.field.full{grid-column:auto}}

/* Téléchargements */
.download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.download-card{display:flex;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-decoration:none;color:var(--dark);box-shadow:0 8px 25px rgba(16,20,29,.05);transition:.3s}
.download-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#e5b8bd}
.download-icon{width:56px;height:56px;flex:0 0 56px;border-radius:16px;background:#fff0f2;color:var(--red);display:grid;place-items:center;font-size:30px;font-weight:700}
.download-card h3{margin:0 0 6px;font-size:17px}.download-card p{margin:0;color:var(--muted);font-size:14px}
.download-note{margin-top:28px;padding:20px;border-radius:var(--radius);background:#f7f8fa;color:var(--muted);border:1px solid var(--line)}
@media(max-width:900px){.download-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.download-grid{grid-template-columns:1fr}.download-card{padding:18px}}