/* Studio sombre bleu nuit : grille rétro en perspective, captures de vrais projets dans des fenêtres de navigateur */
:root{
  color-scheme:dark;
  --bg:#060A14;--bg2:#0B1222;--card:#0E1628;--card2:#121c33;
  --tx:#EEF2FF;--tx2:#B7C0DC;--mute:#7C87A8;--line:rgba(140,165,255,.13);--line2:rgba(140,165,255,.24);
  --blue:#4C7DFF;--sky:#7CA2FF;--cyan:#5EE7FF;--ice:#DCE6FF;
  --grad:linear-gradient(100deg,#8DB0FF 0%,#5EE7FF 100%);
  --sans:Geist,"Inter","Segoe UI",system-ui,sans-serif;--mono:"Geist Mono",ui-monospace,Menlo,monospace;--serif:"Instrument Serif",Georgia,serif;
  --ease:cubic-bezier(.22,.8,.22,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:clip;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--tx);font:400 16.5px/1.65 var(--sans);overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
::selection{background:var(--blue);color:#fff}
.wrap{max-width:1200px;margin:0 auto;padding-inline:clamp(18px,4vw,40px)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font:500 12.5px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--sky)}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
h1,h2,h3{font-weight:600;letter-spacing:-.035em;line-height:1.04;text-wrap:balance}
.h2{font-size:clamp(36px,5vw,64px);margin:16px 0 18px}
.h2 .s{font-family:var(--serif);font-style:italic;font-weight:400;letter-spacing:-.01em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:.08em}
.lead{color:var(--tx2);max-width:58ch;font-size:17.5px}
.sec{padding:clamp(90px,12vw,150px) 0;position:relative}
.center{text-align:center}.center .lead{margin-inline:auto}

/* boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:54px;padding:0 26px;border-radius:999px;font:500 15px/1 var(--sans);text-decoration:none;white-space:nowrap;transition:transform .5s cubic-bezier(.3,1.6,.5,1),background .3s,border-color .3s,box-shadow .3s}
.btn svg{width:17px;height:17px;transition:transform .4s cubic-bezier(.3,1.6,.5,1)}
.btn:hover svg{transform:translateX(4px)}
.btn:active{transform:scale(.96)}
.btn-ghost{border:1px solid var(--line2);background:rgba(140,165,255,.05)}
.btn-ghost:hover{border-color:var(--sky);background:rgba(140,165,255,.1)}
.btn-solid{background:var(--ice);color:var(--bg)}
.btn-solid:hover{background:#fff;box-shadow:0 0 0 6px rgba(124,162,255,.18)}
/* bouton à bordure tournante (conic) du prompt */
.spin{position:relative;display:inline-flex;border-radius:999px;padding:1.5px;overflow:hidden;isolation:isolate}
.spin::before{content:"";position:absolute;inset:-1000%;z-index:-1;background:conic-gradient(from 90deg at 50% 50%,#CFE0FF 0%,#2546B8 50%,#CFE0FF 100%);animation:rot 2.4s linear infinite}
.spin a{display:inline-flex;align-items:center;gap:10px;height:54px;padding:0 30px;border-radius:999px;background:#0a1124;background-image:linear-gradient(30deg,rgba(212,220,255,.06),rgba(76,125,255,.22) 50%,transparent);font:500 15px/1 var(--sans);text-decoration:none;color:#fff;transition:background .3s}
.spin a:hover{background-color:#0e1a38}
.spin a svg{width:17px;height:17px;transition:transform .4s cubic-bezier(.3,1.6,.5,1)}.spin a:hover svg{transform:translateX(4px)}
@keyframes rot{to{transform:rotate(360deg)}}

/* en-tête */
header.top{position:fixed;inset:0 0 auto;z-index:50;transition:background .4s,box-shadow .4s,transform .5s var(--ease)}
header.top.solid{background:rgba(6,10,20,.78);-webkit-backdrop-filter:blur(16px) saturate(1.4);backdrop-filter:blur(16px) saturate(1.4);box-shadow:0 1px 0 var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:600;font-size:21px;letter-spacing:-.04em}
.logo i{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,#2c55e8,#5EE7FF);display:grid;place-items:center;font-style:normal;font-size:15px;color:#fff;box-shadow:0 6px 20px -6px rgba(76,125,255,.8)}
.logo small{font:400 12px var(--mono);color:var(--mute);letter-spacing:0;margin-left:4px}
.links{display:flex;align-items:center;gap:30px}
.links a:not(.btn){font-size:14.5px;color:var(--tx2);text-decoration:none;transition:color .3s}
.links a:not(.btn):hover,.links a.act{color:#fff}
.links .btn{height:42px;padding:0 18px;font-size:14px}
.burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line2);position:relative}
.burger span{position:absolute;left:12px;right:12px;height:1.5px;background:var(--tx);transition:transform .4s var(--ease),top .4s var(--ease)}
.burger span:first-child{top:17px}.burger span:last-child{top:25px}
.burger.x span:first-child{top:21px;transform:rotate(45deg)}.burger.x span:last-child{top:21px;transform:rotate(-45deg)}

/* ===== Hero (HeroSection + RetroGrid) ===== */
.hero{position:relative;overflow:hidden;padding:150px 0 40px}
.hero .halo{position:absolute;inset:0 0 auto;height:100vh;background:radial-gradient(ellipse 30% 80% at 50% -20%,rgba(76,125,255,.38),transparent),rgba(37,70,184,.06);pointer-events:none}
.retro{position:absolute;inset:0;overflow:hidden;perspective:200px;opacity:.55;pointer-events:none}
.retro .plane{position:absolute;inset:0;transform:rotateX(65deg)}
.retro .grid{position:absolute;inset:0 0;margin-left:-200%;width:600vw;height:300vh;transform-origin:100% 0 0;background-image:linear-gradient(to right,rgba(124,162,255,.55) 1px,transparent 0),linear-gradient(to bottom,rgba(124,162,255,.55) 1px,transparent 0);background-size:52px 52px;animation:grid 16s linear infinite}
@keyframes grid{0%{transform:translateY(-50%)}100%{transform:translateY(0)}}
.retro::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,var(--bg) 8%,transparent 90%)}
.hero-in{position:relative;z-index:2;text-align:center;max-width:860px;margin:0 auto}
.chip{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:24px;border:2px solid rgba(255,255,255,.06);background:linear-gradient(45deg,rgba(212,212,216,.07),rgba(156,163,175,.05),transparent);font-size:14px;color:var(--tx2);text-decoration:none}
.chip svg{width:15px;height:15px;transition:transform .3s}.chip:hover svg{transform:translateX(4px)}
.hero h1{font-size:clamp(42px,6.6vw,84px);margin:26px 0 22px;background:linear-gradient(180deg,#fff 0%,rgba(255,255,255,.62) 130%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero h1 .s{font-family:var(--serif);font-style:italic;font-weight:400;letter-spacing:-.01em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:.06em}
.hero p.hook{max-width:56ch;margin:-4px auto 20px;font-size:16px;font-weight:500;line-height:1.55;color:var(--sky);letter-spacing:-.005em;text-wrap:balance}
.hero p.lead{margin:0 auto;font-size:18.5px}
.hero .ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:36px}
.seq{opacity:0;transform:translateY(18px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.go .seq{opacity:1;transform:none}
/* image du bas : vitrine de projets dans un navigateur */
.show{position:relative;z-index:2;margin:90px auto 0;max-width:1060px;perspective:1600px}
.browser{border-radius:16px;border:1px solid var(--line2);background:#0a1020;box-shadow:0 60px 120px -40px rgba(30,70,200,.55),0 0 0 1px rgba(255,255,255,.03) inset;overflow:hidden;transform-origin:50% 0;will-change:transform}
.bar{display:flex;align-items:center;gap:8px;height:42px;padding:0 14px;border-bottom:1px solid var(--line);background:#0c1326}
.bar i{width:11px;height:11px;border-radius:50%;background:#2a3350}
.bar i:nth-child(1){background:#ff5f57}.bar i:nth-child(2){background:#febc2e}.bar i:nth-child(3){background:#28c840}
.url{flex:1;max-width:420px;margin:0 auto;height:26px;border-radius:8px;background:#111a31;display:flex;align-items:center;justify-content:center;gap:6px;font:400 12.5px var(--mono);color:var(--mute);overflow:hidden;white-space:nowrap}
.url svg{width:12px;height:12px;flex:none}
.screen{position:relative;aspect-ratio:16/10;background:#0a1020}
.screen img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transform:scale(1.04) translateY(8px);transition:opacity .45s var(--ease),transform 1.6s var(--ease)}
.screen img.on{transition:opacity .45s var(--ease),transform 1.6s var(--ease)}
.screen img.on{opacity:1;transform:scale(1)}
.dots{display:flex;justify-content:center;gap:8px;margin-top:18px}
.dots button{width:8px;height:8px;border-radius:50%;background:var(--line2);transition:width .4s var(--ease),background .3s}
.dots button.on{width:26px;border-radius:4px;background:var(--sky)}
.show .glow{position:absolute;left:10%;right:10%;bottom:-40px;height:120px;background:radial-gradient(closest-side,rgba(76,125,255,.45),transparent);filter:blur(30px);z-index:-1}

/* chiffres */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line);margin-top:90px}
.stats div{padding:28px 22px;border-left:1px solid var(--line)}.stats div:first-child{border-left:0}
.stats b{display:block;font-size:clamp(34px,4vw,48px);font-weight:600;letter-spacing:-.04em;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
.stats div>span{font-size:14px;color:var(--mute)}

/* portfolio */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin:30px 0 40px}
.f{padding:9px 16px;border-radius:999px;border:1px solid var(--line2);font-size:14px;color:var(--tx2);transition:background .3s,color .3s,border-color .3s}
.f small{font-family:var(--mono);opacity:.6;margin-left:6px}
.f[aria-pressed=true]{background:var(--ice);color:var(--bg);border-color:var(--ice)}
/* roue 3D des réalisations (d'après le « 3D Carousel » de cult-ui sur 21st.dev) */
.wheel{--w:340px;position:relative;height:calc(var(--w)*.625 + 170px);perspective:1800px;overflow:hidden;cursor:grab;touch-action:pan-y;user-select:none;-webkit-user-select:none;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 14%,#000 86%,transparent);mask-image:linear-gradient(90deg,transparent,#000 14%,#000 86%,transparent)}
.wheel::before{content:"";position:absolute;left:50%;bottom:6px;width:min(900px,90%);height:90px;transform:translateX(-50%);border-radius:50%;background:radial-gradient(closest-side,rgba(76,125,255,.32),rgba(94,231,255,.08) 60%,transparent);filter:blur(6px);pointer-events:none}
.wheel.drag{cursor:grabbing}
.wheel-ring{position:absolute;inset:0;transform-style:preserve-3d;will-change:transform}
.face{position:absolute;top:34px;left:50%;width:var(--w);margin-left:calc(var(--w)/-2);backface-visibility:hidden;-webkit-backface-visibility:hidden;transform-style:preserve-3d}
.face img{-webkit-user-drag:none}
.wheel .proj.act{border-color:rgba(124,162,255,.55)}
.wheel-nav{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:6px}
.wn{width:46px;height:46px;border-radius:50%;border:1px solid var(--line2);display:grid;place-items:center;color:var(--tx2);transition:background .3s,border-color .3s,color .3s}
.wn svg{width:18px;height:18px}
.wn:hover{background:var(--blue);border-color:var(--blue);color:#fff}
.wheel-count{font:500 14px var(--mono);color:var(--sky);min-width:72px;text-align:center;letter-spacing:.04em}
.wheel-hint{text-align:center;margin-top:14px;font:400 12.5px var(--mono);color:var(--mute)}
.proj{position:relative;display:block;text-decoration:none;border-radius:18px;border:1px solid var(--line);background:var(--card);overflow:hidden;transition:border-color .4s,box-shadow .5s,opacity .4s;transform-style:preserve-3d;will-change:transform}
.proj[hidden]{display:none}
.proj:hover,.proj.act{border-color:var(--line2);box-shadow:0 40px 80px -40px rgba(40,90,255,.5)}
.proj .mini{display:flex;gap:5px;padding:9px 12px;border-bottom:1px solid var(--line)}
.proj .mini i{width:7px;height:7px;border-radius:50%;background:#2a3350}
.proj .ph{aspect-ratio:16/10;overflow:hidden;position:relative}
.proj .ph img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform 1.2s var(--ease)}
.proj:hover .ph img,.proj.act .ph img{transform:scale(1.05)}
.proj .tag{position:absolute;top:10px;left:10px;font:500 11px var(--mono);letter-spacing:.06em;text-transform:uppercase;background:rgba(6,10,20,.78);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--line2);padding:4px 9px;border-radius:7px;color:var(--ice)}
.proj .bd{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 18px}
.proj h3{font-size:18px;font-weight:600;letter-spacing:-.02em}
.proj p{font-size:13.5px;color:var(--mute)}
.proj .go{width:38px;height:38px;flex:none;border-radius:50%;border:1px solid var(--line2);display:grid;place-items:center;transition:background .3s,transform .5s cubic-bezier(.3,1.6,.5,1)}
.proj .go svg{width:16px;height:16px}
.proj:hover .go,.proj.act .go{background:var(--blue);border-color:var(--blue);transform:rotate(-45deg)}
.proj .shine{position:absolute;inset:0;pointer-events:none;background:radial-gradient(500px circle at var(--mx,50%) var(--my,0%),rgba(124,162,255,.14),transparent 40%);opacity:0;transition:opacity .4s}
.proj:hover .shine,.proj.act .shine{opacity:1}

/* offres */
.offers{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:54px;align-items:stretch}
.offer{position:relative;border-radius:22px;border:1px solid var(--line);background:var(--card);padding:32px 28px;display:flex;flex-direction:column}
.offer.best{border:0;padding:0;background:none}
.offer.best .in{position:relative;border-radius:22px;padding:32px 28px;height:100%;display:flex;flex-direction:column;background:linear-gradient(180deg,#14234a,#0e1628)}
.offer.best::before{content:"";position:absolute;inset:-1.5px;border-radius:23.5px;z-index:-1;overflow:hidden;background:conic-gradient(from var(--a,0deg),#CFE0FF,#2546B8,#5EE7FF,#CFE0FF);animation:ang 5s linear infinite}
@property --a{syntax:"<angle>";inherits:false;initial-value:0deg}
@keyframes ang{to{--a:360deg}}
.offer .badge{position:absolute;top:-13px;left:28px;font:500 11.5px var(--mono);background:var(--ice);color:var(--bg);padding:5px 10px;border-radius:7px;letter-spacing:.04em}
.offer h3{font-size:22px}
.offer .for{color:var(--mute);font-size:14.5px;margin:6px 0 22px}
.price{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.price b{font-size:46px;font-weight:600;letter-spacing:-.05em;line-height:1}
.price span{color:var(--tx2);font-size:15px}
.price-note{font-size:13.5px;color:var(--sky);margin-bottom:22px}
.offer ul{list-style:none;display:grid;gap:11px;margin-bottom:28px;flex:1}
.offer li{display:flex;gap:11px;font-size:15px;color:var(--tx2);line-height:1.45}
.offer li svg{width:18px;height:18px;flex:none;color:var(--cyan);margin-top:1px}
.offer .btn{width:100%}
.disclaim{font-size:13px;color:var(--mute);margin-top:22px;text-align:center}

/* méthode */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:54px;counter-reset:s;position:relative}
.steps::before{content:"";position:absolute;left:0;right:0;top:27px;height:1px;background:linear-gradient(90deg,transparent,var(--line2) 10%,var(--line2) 90%,transparent)}
.step{position:relative;padding-top:70px}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:0;left:0;width:56px;height:56px;border-radius:16px;display:grid;place-items:center;font:500 16px var(--mono);background:var(--bg2);border:1px solid var(--line2);color:var(--sky);transition:background .5s,color .5s,box-shadow .5s}
.step.in::before{background:var(--blue);color:#fff;box-shadow:0 0 30px -4px rgba(76,125,255,.7)}
.step h3{font-size:20px;margin-bottom:8px}
.step p{font-size:15px;color:var(--tx2)}

/* inclus */
.feat{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:22px;overflow:hidden;margin-top:54px}
.ft{background:var(--bg);padding:28px 24px;transition:background .4s}
.ft:hover,.ft.act{background:var(--bg2)}
.ft .ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(76,125,255,.12);color:var(--sky);margin-bottom:16px;transition:transform .5s cubic-bezier(.3,1.6,.5,1)}
.ft:hover .ic,.ft.act .ic{transform:rotate(-8deg) scale(1.1)}
.ft .ic svg{width:20px;height:20px}
.ft h3{font-size:16.5px;letter-spacing:-.02em;margin-bottom:6px}
.ft p{font-size:14px;color:var(--mute);line-height:1.5}

/* réseaux sociaux : orbites animées (d'après « Orbit Rotation » d'eldoraui sur 21st.dev) */
.social{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,6vw,90px);align-items:center}
.soc-note{margin-top:16px;max-width:58ch}
.ticks.soc-note li{align-items:flex-start;font-size:14.5px;line-height:1.55;color:var(--mute)}
.ticks.soc-note li::before{margin-top:2px}
.soc-list{display:grid;gap:12px;margin:28px 0 32px;max-width:560px}
.soc{display:flex;gap:16px;align-items:flex-start;padding:18px 20px;border:1px solid var(--line);border-radius:18px;background:var(--card)}
.soc:hover{border-color:var(--line2);background:var(--card2)}
.soc .ic{width:42px;height:42px;flex:none;border-radius:12px;display:grid;place-items:center;background:rgba(76,125,255,.12);color:var(--sky);transition:transform .5s cubic-bezier(.3,1.6,.5,1)}
.soc:hover .ic{transform:rotate(-8deg) scale(1.1)}
.soc .ic svg{width:20px;height:20px}
.soc h3{font-size:16.5px;letter-spacing:-.02em;margin-bottom:4px}
.soc p{font-size:14px;color:var(--mute);line-height:1.5}
.orbits{position:relative;width:min(500px,100%);aspect-ratio:1;margin-inline:auto}
.orbits::before{content:"";position:absolute;inset:18%;border-radius:50%;background:radial-gradient(closest-side,rgba(76,125,255,.35),rgba(94,231,255,.08) 60%,transparent);filter:blur(20px)}
.orb-core{position:absolute;left:50%;top:50%;width:96px;height:96px;margin:-48px;border-radius:50%;display:grid;place-items:center;background:rgba(14,22,40,.9);border:1px solid var(--line2);box-shadow:0 20px 50px -20px rgba(76,125,255,.8);z-index:2}
.orb-core::after{content:"";position:absolute;inset:-1px;border-radius:50%;border:1px solid var(--sky);animation:ping 3s var(--ease) infinite}
.orb-core i{width:54px;height:54px;border-radius:16px;background:linear-gradient(135deg,#2c55e8,#5EE7FF);display:grid;place-items:center;font:600 26px/1 var(--sans);font-style:normal;color:#fff;box-shadow:0 6px 20px -6px rgba(76,125,255,.8)}
.orbit{position:absolute;left:50%;top:50%;width:var(--d);height:var(--d);margin:calc(var(--d)/-2) 0 0 calc(var(--d)/-2);border-radius:50%;border:2px dotted rgba(124,162,255,.26);animation:rot var(--t) linear infinite}
.o1{--d:48%;--t:12s}.o2{--d:72%;--t:18s}.o3{--d:96%;--t:24s}
/* chaque icône tourne en sens inverse de son orbite pour rester droite */
.oi{position:absolute;left:calc(50% + 50%*cos(var(--o)));top:calc(50% + 50%*sin(var(--o)));width:42px;height:42px;margin:-21px;border-radius:50%;display:grid;place-items:center;background:rgba(14,22,40,.88);border:1px solid var(--line2);color:var(--sky);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:0 10px 30px -10px rgba(0,0,0,.7);animation:rot var(--t) linear infinite reverse}
.oi svg{width:19px;height:19px}
.oi.big{width:60px;height:60px;margin:-30px;color:var(--ice);border:1.5px solid transparent;background:linear-gradient(#0E1628,#0E1628) padding-box,var(--grad) border-box;box-shadow:0 0 34px -8px rgba(94,231,255,.55)}
.oi.big svg{width:26px;height:26px}
@keyframes ping{0%{transform:scale(1);opacity:.7}100%{transform:scale(1.7);opacity:0}}
@media (prefers-reduced-motion:reduce){.orbit,.oi,.orb-core::after{animation:none}}

/* qui */
.about{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(30px,6vw,90px);align-items:center}
.collage{position:relative;height:min(520px,90vw)}
.collage .w{position:absolute;border-radius:12px;overflow:hidden;border:1px solid var(--line2);box-shadow:0 30px 60px -30px rgba(0,0,0,.8);background:#0a1020}
.collage .w img{width:100%;height:100%;object-fit:cover;object-position:top}
.collage .w1{left:0;top:6%;width:72%;aspect-ratio:16/10;transform:rotate(-4deg)}
.collage .w2{right:0;top:34%;width:62%;aspect-ratio:16/10;transform:rotate(3deg)}
.collage .w3{left:12%;bottom:0;width:52%;aspect-ratio:16/10;transform:rotate(-1deg)}
.quote{font-family:var(--serif);font-style:italic;font-size:clamp(24px,2.6vw,32px);line-height:1.3;color:var(--ice);margin:22px 0;border-left:2px solid var(--blue);padding-left:20px}

/* faq */
.faq{max-width:820px;margin:50px auto 0}
.qa{border-bottom:1px solid var(--line)}
.qa button{width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:22px 0;font-size:18px;font-weight:500;text-align:left;letter-spacing:-.01em}
.qa .pm{width:30px;height:30px;border-radius:50%;border:1px solid var(--line2);position:relative;flex:none;transition:transform .5s var(--ease),background .3s}
.qa .pm::before,.qa .pm::after{content:"";position:absolute;left:50%;top:50%;width:11px;height:1.5px;background:var(--tx);transform:translate(-50%,-50%)}
.qa .pm::after{transform:translate(-50%,-50%) rotate(90deg);transition:transform .4s}
.qa.open .pm{transform:rotate(180deg);background:var(--blue);border-color:var(--blue)}
.qa.open .pm::after{transform:translate(-50%,-50%) rotate(0)}
.qa .a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .5s var(--ease)}
.qa.open .a{grid-template-rows:1fr}
.qa .a>div{overflow:hidden}
.qa .a p{padding-bottom:22px;color:var(--tx2);max-width:62ch}

/* contact */
.cta{position:relative;border-radius:30px;overflow:hidden;border:1px solid var(--line2);padding:clamp(50px,8vw,100px) clamp(22px,5vw,60px);text-align:center;background:radial-gradient(70% 90% at 50% 0%,rgba(76,125,255,.35),transparent 70%),var(--bg2)}
.cta .retro{opacity:.35}
.cta>*{position:relative;z-index:2}
.tel{display:inline-flex;align-items:center;gap:12px;margin-top:30px;font-size:clamp(30px,5vw,56px);font-weight:600;letter-spacing:-.04em;user-select:all;font-variant-numeric:tabular-nums}
.cta .ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:26px}
footer{padding:44px 0 50px;color:var(--mute);font-size:14px}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:30px}

/* formulaire de contact */
.cta{text-align:left}
.cta-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(30px,5vw,64px);align-items:start}
.cta-txt .h2{max-width:14ch}
.ticks{list-style:none;display:grid;gap:10px;margin-top:26px}
.ticks li{display:flex;gap:10px;align-items:center;color:var(--tx2);font-size:15.5px}
.ticks li::before{content:"";width:18px;height:18px;border-radius:50%;flex:none;background:rgba(94,231,255,.15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235EE7FF' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/11px no-repeat}
.form{display:grid;gap:16px;background:rgba(6,10,20,.55);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--line2);border-radius:22px;padding:clamp(20px,3vw,32px)}
.types{border:0;display:flex;flex-wrap:wrap;gap:8px}
.types legend{font-size:13px;color:var(--mute);margin-bottom:10px;font-family:var(--mono);letter-spacing:.04em;text-transform:uppercase}
.ty{position:relative;cursor:pointer}
.ty input{position:absolute;opacity:0;pointer-events:none}
.ty span{display:inline-block;padding:9px 15px;border-radius:999px;border:1px solid var(--line2);font-size:14px;color:var(--tx2);transition:background .3s,color .3s,border-color .3s,transform .4s cubic-bezier(.3,1.6,.5,1)}
.ty input:checked+span{background:var(--ice);color:var(--bg);border-color:var(--ice)}
.ty input:focus-visible+span{outline:2px solid var(--cyan);outline-offset:2px}
.ty:active span{transform:scale(.95)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.fld{display:grid;gap:7px;font-size:13.5px;color:var(--tx2)}
.fld input,.fld textarea{font:inherit;font-size:15.5px;color:var(--tx);background:rgba(140,165,255,.06);border:1px solid var(--line2);border-radius:12px;padding:13px 14px;transition:border-color .3s,box-shadow .3s,background .3s;width:100%;resize:vertical}
.fld input::placeholder,.fld textarea::placeholder{color:#5d6788}
.fld input:focus,.fld textarea:focus{outline:none;border-color:var(--sky);box-shadow:0 0 0 4px rgba(124,162,255,.18);background:rgba(140,165,255,.1)}
.fld.bad input,.fld.bad textarea{border-color:#ff7a8a;box-shadow:0 0 0 4px rgba(255,122,138,.15)}
.send{width:100%;height:56px;margin-top:4px}
.send:disabled{opacity:.6}
.err{min-height:1em;font-size:14px;color:#ff9aa6}
.ok{display:grid;gap:4px;padding:16px 18px;border-radius:14px;background:rgba(94,231,255,.1);border:1px solid rgba(94,231,255,.35)}
.ok b{color:#fff}.ok span{color:var(--tx2);font-size:14.5px}
.form.sent>*:not(.ok){display:none}
@media (max-width:860px){.cta-grid{grid-template-columns:1fr}.row2{grid-template-columns:1fr}}

/* apparitions */
.rv{opacity:0;transform:translateY(30px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.rv.in{opacity:1;transform:none}
.d1{transition-delay:.08s}.d2{transition-delay:.16s}.d3{transition-delay:.24s}

@media (max-width:1000px){
  .links{position:fixed;inset:0;background:var(--bg);flex-direction:column;justify-content:center;gap:24px;opacity:0;visibility:hidden;transition:opacity .4s,visibility .4s}
  .links.on{opacity:1;visibility:visible}
  .links a:not(.btn){font-size:30px;font-weight:600;letter-spacing:-.03em;color:var(--tx)}
  .burger{display:block;z-index:2}
  .offers{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr;row-gap:40px}.steps::before{display:none}
  .feat{grid-template-columns:1fr 1fr}
  .about{grid-template-columns:1fr}
  .social{grid-template-columns:1fr}.orbits{width:min(440px,100%)}
  .stats{grid-template-columns:1fr 1fr}.stats div:nth-child(3){border-left:0}.stats div:nth-child(n+3){border-top:1px solid var(--line)}
}
@media (max-width:640px){
  .hero{padding-top:120px}
  .hero .ctas>*{width:100%}.spin a,.hero .ctas .btn{width:100%;justify-content:center}
  .show{margin-top:60px}
  .offers,.steps{grid-template-columns:1fr}
  .wheel{perspective:1200px;-webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
  .feat{grid-template-columns:1fr}
  .offer.best{order:-1}
  .collage{height:110vw}
}