:root{
  --bg:#07060d; --bg2:#0e0c1a; --card:rgba(255,255,255,.04); --line:rgba(255,255,255,.09);
  --text:#ecebf5; --muted:#9a97b3; --p1:#8b5cf6; --p2:#c084fc; --p3:#38bdf8;
  --grad:linear-gradient(120deg,var(--p1),var(--p2) 50%,var(--p3));
  --hdr:rgba(7,6,13,.6); --panel:#0d0b19; --toast:#1b1736; --odo:#0b0a16; --field:rgba(255,255,255,.04); --warn:#fcd34d; --warnbg:rgba(251,191,36,.07); --warnline:rgba(251,191,36,.4);
  --glowc:rgba(139,92,246,.22); --mapf:invert(.9) hue-rotate(180deg) saturate(.6); --shadow:rgba(139,92,246,.35);
  color-scheme:dark;
}
:root[data-theme=light]{
  --bg:#f6f5fb; --bg2:#ebe9f7; --card:rgba(255,255,255,.75); --line:rgba(40,30,100,.14);
  --text:#17142b; --muted:#5b5778; --p1:#7c3aed; --p2:#9333ea; --p3:#0284c7;
  --hdr:rgba(246,245,251,.8); --panel:#ffffff; --toast:#ffffff; --odo:#ffffff; --field:#ffffff; --warn:#92400e; --warnbg:rgba(251,191,36,.16); --warnline:rgba(180,83,9,.45);
  --glowc:rgba(124,58,237,.12); --mapf:none; --shadow:rgba(124,58,237,.28);
  color-scheme:light;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Inter","Segoe UI",sans-serif;overflow-x:hidden}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.glow{position:fixed;width:520px;height:520px;border-radius:50%;pointer-events:none;z-index:0;
  background:radial-gradient(circle,var(--glowc),transparent 65%);transform:translate(-50%,-50%);left:50%;top:30%}
/* nav */
header{position:fixed;inset:0 0 auto 0;z-index:50;backdrop-filter:blur(14px);background:var(--hdr);border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.02em}
.orb{width:26px;height:26px;border-radius:50%;background:radial-gradient(circle at 30% 30%,#e9d5ff,var(--p1) 55%,#3b1d8a);box-shadow:0 0 18px var(--p1);position:relative}
.orb::after{content:"";position:absolute;inset:-5px -9px;border:2px solid var(--p3);border-radius:50%;transform:rotate(-20deg) scaleY(.35)}
nav ul{display:flex;gap:28px;list-style:none;font-size:14px;color:var(--muted)}
nav ul a:hover,nav ul a.on{color:var(--text)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;border:1px solid var(--line);transition:.25s;cursor:pointer;color:var(--text);background:var(--card)}
.btn.main{background:var(--grad);border:0;color:#fff;box-shadow:0 8px 30px var(--shadow)}
.btn:hover{transform:translateY(-2px)}
@media(max-width:820px){nav ul{display:none}}
/* hero */
.hero{position:relative;min-height:100vh;display:grid;place-items:center;text-align:center;padding:120px 0 80px;overflow:hidden}
#net{position:absolute;inset:0;width:100%;height:100%}
.hero .wrap{position:relative;z-index:2}
.tag{display:inline-block;padding:6px 14px;border:1px solid var(--line);border-radius:999px;font-size:13px;color:var(--muted);background:var(--card);margin-bottom:26px}
.tag b{color:var(--p3)}
h1{font-size:clamp(38px,7vw,84px);line-height:1.04;letter-spacing:-.03em;font-weight:800}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{max-width:600px;margin:26px auto 36px;color:var(--muted);font-size:19px}
.cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.stats{display:flex;gap:48px;justify-content:center;margin-top:70px;flex-wrap:wrap}
.stats div{font-size:13px;color:var(--muted)}
.stats strong{display:block;font-size:34px;color:var(--text);letter-spacing:-.02em}
/* sections */
section{position:relative;z-index:1;padding:110px 0}
.eyebrow{color:var(--p2);font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
h2{font-size:clamp(30px,4.5vw,50px);letter-spacing:-.02em;line-height:1.1;margin:10px 0 16px}
.sub{color:var(--muted);max-width:560px}
.grid{display:grid;gap:18px;margin-top:48px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{position:relative;padding:28px;border-radius:20px;background:var(--card);border:1px solid var(--line);transition:transform .2s,border-color .3s;overflow:hidden;transform-style:preserve-3d}
.card::before{content:"";position:absolute;inset:0;background:radial-gradient(260px circle at var(--mx,50%) var(--my,0%),rgba(139,92,246,.22),transparent 70%);opacity:0;transition:.3s}
.card:hover{border-color:rgba(192,132,252,.5)}.card:hover::before{opacity:1}
.card>*{position:relative}
.ico{width:44px;height:44px;display:grid;place-items:center;margin-bottom:16px;border-radius:12px;border:1px solid var(--line);background:rgba(139,92,246,.1);color:var(--p2)}
svg.i{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
svg.i.sm{width:17px;height:17px}
.card h3{font-size:19px;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}
.card .go{display:inline-block;margin-top:16px;color:var(--p3);font-size:14px;font-weight:600}
/* diagnostic */
.diag{background:linear-gradient(180deg,transparent,var(--bg2),transparent)}
.panel{margin-top:44px;padding:36px;border-radius:24px;border:1px solid var(--line);background:var(--card);min-height:300px}
.steps{display:flex;gap:6px;margin-bottom:28px}
.steps i{flex:1;height:4px;border-radius:4px;background:var(--line);transition:.4s}
.steps i.on{background:var(--grad)}
.q{font-size:24px;font-weight:700;margin-bottom:22px}
.opts{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.opt{padding:16px 18px;border-radius:14px;border:1px solid var(--line);background:var(--field);color:var(--text);font:inherit;text-align:left;cursor:pointer;transition:.2s}
.opt:hover{border-color:var(--p2);transform:translateY(-2px);background:rgba(139,92,246,.12)}
.res h3{font-size:26px;margin:6px 0 10px}.res p{color:var(--muted);margin-bottom:22px;max-width:560px}
.link{background:none;border:0;color:var(--muted);cursor:pointer;margin-left:14px;font:inherit}
/* speedtest */
.speed{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
@media(max-width:820px){.speed{grid-template-columns:1fr}}
.gauge{position:relative;width:min(320px,100%);margin:auto}
.gauge svg{width:100%;transform:rotate(-225deg)}
.gauge circle{fill:none;stroke-width:14;stroke-linecap:round}
.gauge .bg{stroke:var(--line);stroke-dasharray:424 565}
.gauge .fg{stroke:url(#g);stroke-dasharray:0 565;transition:stroke-dasharray .25s}
.gauge .val{position:absolute;inset:0;display:grid;place-content:center;text-align:center}
.gauge .val b{font-size:54px;letter-spacing:-.03em}
.gauge .val span{color:var(--muted);font-size:14px}
/* contact */
.contact{text-align:center}
.contact .box{padding:70px 24px;border-radius:32px;border:1px solid var(--line);background:radial-gradient(600px circle at 50% 0,rgba(139,92,246,.25),transparent 70%),var(--card)}
footer{position:relative;z-index:1;border-top:1px solid var(--line);padding:34px 0;color:var(--muted);font-size:13px}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
/* reveal */
.rv{opacity:0;transform:translateY(28px);transition:opacity .8s,transform .8s}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}.rv{opacity:1;transform:none}}

/* ===== v2 : pages, boutique, panier ===== */
nav ul a.on{color:var(--text)}
.page-hero{padding:150px 0 40px;position:relative;z-index:1}
.page-hero h1{font-size:clamp(34px,5.5vw,62px)}
.page-hero p{color:var(--muted);max-width:620px;margin-top:16px;font-size:18px}
.page-hero+section{padding-top:50px}
.burger{display:none;background:none;border:0;color:var(--text);cursor:pointer}
.cartbtn{position:relative;display:inline-grid;place-items:center;width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:var(--card);color:var(--text);cursor:pointer}
.cartbtn .n{position:absolute;top:-4px;right:-4px;min-width:18px;height:18px;border-radius:9px;background:var(--grad);font-size:11px;font-weight:700;display:grid;place-items:center;padding:0 4px}
.cartbtn .n:empty,.cartbtn .n[data-n="0"]{display:none}
.navr{display:flex;gap:12px;align-items:center}
@media(max-width:820px){
  .burger{display:inline-grid;place-items:center;width:42px;height:42px}
  nav ul{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;gap:0;background:var(--panel);border-bottom:1px solid var(--line);padding:8px 24px}
  nav ul.open{display:flex}nav ul li a{display:block;padding:14px 0;font-size:16px}
  .navr .btn.main{display:none}
}
svg.i.lg{width:26px;height:26px}
/* texte */
.cols{display:grid;gap:40px;grid-template-columns:1fr 1fr;align-items:start}
@media(max-width:820px){.cols{grid-template-columns:1fr}}
.steps-l{counter-reset:s;display:grid;gap:16px;margin-top:30px}
.steps-l .card{padding:24px 24px 24px 76px}
.steps-l .card::after{counter-increment:s;content:counter(s);position:absolute;left:24px;top:24px;width:34px;height:34px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font-weight:700}
.list{list-style:none;padding:0;display:grid;gap:12px;margin-top:20px}
.list li{display:flex;gap:12px;color:var(--text)}.list li svg{flex:none;color:var(--p3);margin-top:3px}
.info{display:grid;gap:14px;margin-top:24px}
.info a,.info div{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;border-radius:14px;border:1px solid var(--line);background:var(--card)}
.info svg{color:var(--p2);flex:none;margin-top:2px}.info small{display:block;color:var(--muted)}
.info a:hover{border-color:var(--p2)}
/* formulaire */
form.f{display:grid;gap:14px}
.f label{font-size:13px;color:var(--muted);display:grid;gap:6px}
.f input,.f textarea,.f select{font:inherit;color:var(--text);background:var(--field);border:1px solid var(--line);border-radius:12px;padding:13px 14px;width:100%}
.f input:focus,.f textarea:focus,.f select:focus{outline:2px solid var(--p1);border-color:transparent}
.f textarea{min-height:130px;resize:vertical}
.f select option{background:var(--panel)}
.map{border-radius:20px;overflow:hidden;border:1px solid var(--line);min-height:300px;filter:var(--mapf)}
.map iframe{width:100%;height:100%;min-height:300px;border:0}
/* partenaires */
.logos{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));margin-top:40px}
.logos a{display:grid;place-items:center;height:130px;border-radius:20px;border:1px solid var(--line);background:var(--card);font-weight:700;font-size:20px;color:var(--muted);transition:.25s}
.logos a:hover{color:#fff;border-color:var(--p2);transform:translateY(-3px)}
.logos .add{border-style:dashed;font-size:15px;font-weight:500}
/* blog */
.post{display:grid;gap:8px}
.post time{font-size:13px;color:var(--p2);font-weight:600}
.empty{padding:50px 24px;text-align:center;border:1px dashed var(--line);border-radius:20px;color:var(--muted)}
/* boutique */
.shopbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:space-between;margin-top:30px}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--muted);font:inherit;font-size:14px;cursor:pointer;transition:.2s}
.chip:hover{color:var(--text)}.chip.on{background:var(--grad);color:#fff;border-color:transparent}
.search{max-width:260px}
.pgrid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));margin-top:28px}
.prod{padding:0;display:flex;flex-direction:column}
.prod .vis{height:170px;display:grid;place-items:center;background:radial-gradient(circle at 30% 20%,rgba(139,92,246,.35),rgba(56,189,248,.08) 70%);border-bottom:1px solid var(--line);color:var(--p2)}
.prod .vis svg{width:54px;height:54px;stroke-width:1.2}
.prod .body{padding:20px;display:flex;flex-direction:column;gap:6px;flex:1}
.prod .cat{font-size:12px;color:var(--p2);text-transform:uppercase;letter-spacing:.1em;font-weight:700}
.prod h3{font-size:17px;margin:0}
.prod .foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between}
.price{font-size:22px;font-weight:800;letter-spacing:-.02em}
.price small{font-size:12px;color:var(--muted);font-weight:500}
.btn.sm{padding:9px 16px;font-size:14px}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.badge{display:inline-block;font-size:11px;padding:3px 9px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.perks{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-top:50px}
.perks div{display:flex;gap:12px;align-items:center;color:var(--muted);font-size:14px}
.perks svg{color:var(--p3);flex:none}
.notice{margin-top:24px;padding:14px 18px;border-radius:14px;border:1px solid var(--warnline);background:var(--warnbg);color:var(--warn);font-size:14px}
/* tiroir panier */
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:90;opacity:0;pointer-events:none;transition:.3s}
.scrim.on{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(420px,100%);z-index:100;background:var(--panel);border-left:1px solid var(--line);transform:translateX(100%);transition:transform .35s;display:flex;flex-direction:column}
.drawer.on{transform:none}
.drawer header{position:static;display:flex;justify-content:space-between;align-items:center;padding:20px 22px;background:none;backdrop-filter:none}
.drawer h3{font-size:20px}
.dl{flex:1;overflow:auto;padding:0 22px;display:grid;align-content:start;gap:12px}
.line{display:grid;grid-template-columns:1fr auto;gap:4px 12px;padding:14px;border:1px solid var(--line);border-radius:14px;background:var(--card)}
.line b{font-weight:600}.line .p{text-align:right;font-weight:700}
.qty{display:inline-flex;align-items:center;gap:10px;margin-top:6px}
.qty button,.rm{width:28px;height:28px;border-radius:50%;border:1px solid var(--line);background:none;color:var(--text);cursor:pointer;display:grid;place-items:center}
.qty button svg,.rm svg{width:14px;height:14px}
.rm{border:0;color:var(--muted);justify-self:end}
.dfoot{padding:20px 22px;border-top:1px solid var(--line);display:grid;gap:12px}
.tot{display:flex;justify-content:space-between;font-size:18px;font-weight:700}
.dfoot .btn{justify-content:center}
.small{font-size:12px;color:var(--muted)}
.toast{position:fixed;left:50%;top:80px;width:max-content;max-width:90vw;transform:translate(-50%,-20px);opacity:0;z-index:120;padding:12px 20px;border-radius:999px;background:var(--toast);border:1px solid var(--p2);transition:.3s;pointer-events:none}
.toast.on{opacity:1;transform:translate(-50%,0)}
/* speedtest */
.res3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px}
.res3 div{padding:16px;border:1px solid var(--line);border-radius:14px;background:var(--card);text-align:center}
.res3 b{display:block;font-size:26px}.res3 span{font-size:12px;color:var(--muted)}
/* pied de page étendu */
footer .fg{display:grid;gap:30px;grid-template-columns:2fr 1fr 1fr 1fr;width:100%}
footer h4{color:var(--text);font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px}
footer ul{list-style:none;padding:0;display:grid;gap:8px}footer a:hover{color:var(--text)}
footer .legal{width:100%;margin-top:30px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
@media(max-width:820px){footer .fg{grid-template-columns:1fr 1fr}}


/* bascule jour / nuit */
#theme .t-sun{display:none}:root[data-theme=light] #theme .t-sun{display:none}
:root[data-theme=dark] #theme .t-moon{display:none}:root[data-theme=dark] #theme .t-sun{display:inline-flex}
:root[data-theme=light] #theme .t-moon{display:inline-flex}
#theme svg{width:20px;height:20px}
.navr .cartbtn{flex:none}
/* accueil : points forts */
.feats{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));max-width:860px;margin:70px auto 0;text-align:left}
.feats div{display:flex;gap:14px;align-items:flex-start;padding:18px;border:1px solid var(--line);border-radius:16px;background:var(--card);backdrop-filter:blur(6px)}
.feats svg{color:var(--p2);flex:none;margin-top:2px}
.feats b{display:block;color:var(--text)}.feats span{color:var(--muted);font-size:14px}
:root[data-theme=light] .hero h1{color:var(--text)}
footer .fg{grid-template-columns:2fr 1fr 1fr}

/* questionnaire de devis */
.choices{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.choice{font:inherit;color:var(--text);text-align:left;padding:22px;border-radius:18px;border:1px solid var(--line);background:var(--field);cursor:pointer;display:grid;gap:6px;transition:.2s;align-content:start}
.choice:hover{border-color:var(--p2);transform:translateY(-3px);background:rgba(139,92,246,.1)}
.choice.on{border-color:var(--p2);background:rgba(139,92,246,.18);box-shadow:0 0 0 1px var(--p2) inset}
.choice small{color:var(--muted);font-size:14px}
.choice .ico{margin-bottom:6px}
.choice.sm{padding:16px 18px;border-radius:14px}
.est{font-size:clamp(32px,6vw,52px);font-weight:800;letter-spacing:-.03em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin:6px 0 14px;line-height:1.1}
.est small{font-size:18px;font-weight:600;color:var(--muted);-webkit-text-fill-color:var(--muted)}
.recap{display:grid;gap:8px;margin:20px 0}
.recap div{display:flex;justify-content:space-between;gap:16px;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--card);font-size:14px}
.recap span{color:var(--muted)}.recap b{text-align:right}

/* vidéos */
.vgrid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));margin-top:28px}
.vid{padding:0;overflow:hidden}
.vbox{position:relative;aspect-ratio:16/9;background:radial-gradient(circle at 30% 20%,rgba(139,92,246,.4),rgba(56,189,248,.1) 70%);border-bottom:1px solid var(--line)}
.vbox iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.vplay{position:absolute;inset:0;width:100%;display:grid;place-content:center;justify-items:center;gap:8px;background:none;border:0;color:var(--text);cursor:pointer;font:inherit}
.vplay span{width:62px;height:62px;border-radius:50%;display:grid;place-items:center;background:var(--grad);color:#fff;box-shadow:0 8px 30px var(--shadow);transition:.25s}
.vplay:hover span{transform:scale(1.08)}
.vplay svg{width:26px;height:26px}
.vbody{padding:18px 20px 22px;display:grid;gap:6px}
.vbody .cat{font-size:12px;color:var(--p2);text-transform:uppercase;letter-spacing:.1em;font-weight:700}
.vbody h3{font-size:17px;line-height:1.3;margin:0}
.vbox img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.vbox:has(img)::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.45));pointer-events:none}
.vplay{z-index:2}.vplay b{color:#fff;text-shadow:0 1px 6px rgba(0,0,0,.6)}

/* compteur de visites */
.odo{display:inline-flex;align-items:center;gap:9px;padding:6px 14px 6px 12px;border-radius:999px;font-size:13px;color:var(--muted);background:var(--card);border:1px solid var(--line)}
.odo[hidden]{display:none}
.odo b{color:var(--text);font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.01em}
.odo .dot{width:8px;height:8px;border-radius:50%;background:#34d399;box-shadow:0 0 0 0 rgba(52,211,153,.6);animation:pulse 2.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(52,211,153,.55)}70%{box-shadow:0 0 0 8px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}

/* fond circuit des pages intérieures */
.bgc{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}

/* menu : l'onglet survolé ressort (relief, ombre, gras sans décalage) */
@media(min-width:821px){
 nav ul{gap:6px}
 nav ul a{display:inline-block;padding:8px 14px;border-radius:999px;border:1px solid transparent;transition:transform .22s cubic-bezier(.2,.8,.2,1),box-shadow .22s,background .22s,border-color .22s,color .2s,text-shadow .22s}
 nav ul a:hover{color:var(--text);transform:translateY(-3px) scale(1.07);background:var(--card);border-color:var(--p2);text-shadow:0 0 .7px currentColor,0 0 .7px currentColor;
  box-shadow:0 10px 24px -8px var(--shadow),0 2px 6px rgba(0,0,0,.18)}
 nav ul a.on{background:var(--card);border-color:var(--line);text-shadow:0 0 .7px currentColor}
 nav ul a:active{transform:translateY(-1px) scale(1.03)}
}