/* =========================================================
   XZIT — Refonte 2026
   Base sombre premium + 3 directions (a / b / c)
   Thème piloté par [data-dir] sur <html>
   ========================================================= */

/* ---------- TOKENS ---------- */
:root{
  --bg:#000000;
  --surface:#0b0b0d;
  --surface-2:#101014;
  --surface-3:#16161c;
  --line:rgba(255,255,255,0.08);
  --line-strong:rgba(255,255,255,0.14);
  --text:#ffffff;
  --dim:#b7b7c9;
  --dim-2:#82828f;
  --violet:#8a3ffc;
  --violet-soft:#a274ff;
  --pink:#d93697;
  --grad:linear-gradient(92deg,var(--violet),var(--pink));
  --grad-135:linear-gradient(135deg,var(--violet),var(--pink));

  --accent:var(--violet);              /* couleur d'accent dominante (sobre) */
  --display:'Inter',system-ui,sans-serif;
  --body:'Inter',system-ui,sans-serif;
  --mono:'Space Mono',ui-monospace,monospace;

  --maxw:1180px;
  --pad:clamp(20px,5vw,72px);
  --r:16px;
  --r-lg:22px;
  --r-pill:100px;
  --ease:cubic-bezier(.22,.61,.36,1);

  --eyebrow-color:var(--dim-2);
  --halo-opacity:0;        /* B remonte ce niveau */
  --grid-opacity:0;        /* C remonte ce niveau */
  --hero-pad-top:clamp(56px,7vw,104px);
}

/* ---------- DIRECTION A — Éditorial sobre ---------- */
[data-dir="a"]{
  --bg:#000000;
  --display:'Inter',system-ui,sans-serif;
  --accent:var(--violet);
  --eyebrow-color:var(--dim-2);
  --halo-opacity:0;
  --grid-opacity:0;
}

/* ---------- DIRECTION B — Halo premium ---------- */
[data-dir="b"]{
  --bg:#050507;
  --surface:#0c0c12;
  --display:'Space Grotesk',system-ui,sans-serif;
  --accent:var(--violet-soft);
  --eyebrow-color:var(--violet-soft);
  --halo-opacity:1;
  --grid-opacity:0;
  --r:18px;
  --r-lg:26px;
}

/* ---------- DIRECTION C — Grille technique ---------- */
[data-dir="c"]{
  --bg:#060608;
  --surface:#0a0a0d;
  --display:'Space Grotesk',system-ui,sans-serif;
  --accent:var(--violet);
  --eyebrow-color:var(--dim);
  --halo-opacity:0;
  --grid-opacity:1;
  --r:8px;
  --r-lg:10px;
}

/* ---------- RESET ---------- */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--text);
  font-family:var(--body);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{font-family:var(--display);font-weight:700;line-height:1.08;letter-spacing:-0.02em}

.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad);position:relative;z-index:2}

/* ---------- BACKDROP : halo (B) + grille (C) ---------- */
.backdrop{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.halo{
  position:absolute;border-radius:50%;filter:blur(60px);opacity:var(--halo-opacity);
  transition:opacity .5s ease;
}
.halo.h1{top:-26vh;left:50%;width:120vw;height:90vh;transform:translateX(-50%);
  background:radial-gradient(ellipse 50% 50% at 50% 50%,rgba(138,63,252,.22),transparent 65%)}
.halo.h2{top:40vh;right:-20vw;width:60vw;height:60vh;
  background:radial-gradient(ellipse 50% 50% at 50% 50%,rgba(217,54,151,.14),transparent 60%);
  animation:floatHalo 14s ease-in-out infinite}
.halo.h3{bottom:-20vh;left:-15vw;width:55vw;height:55vh;
  background:radial-gradient(ellipse 50% 50% at 50% 50%,rgba(138,63,252,.12),transparent 60%);
  animation:floatHalo 18s ease-in-out infinite reverse}
@keyframes floatHalo{0%,100%{transform:translate(0,0)}50%{transform:translate(-3vw,4vh)}}

.grid-lines{position:absolute;inset:0;opacity:var(--grid-opacity);transition:opacity .5s ease;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:clamp(48px,8vw,96px) clamp(48px,8vw,96px);
  mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 30%,transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 30%,#000 30%,transparent 80%);
}
@media(prefers-reduced-motion:reduce){.halo{animation:none!important}}

/* ---------- ELEMENTS COMMUNS ---------- */
.eyebrow{
  font-family:var(--display);font-size:12.5px;font-weight:600;
  letter-spacing:.18em;text-transform:uppercase;color:var(--eyebrow-color);
  display:inline-flex;align-items:center;gap:11px;
}
.eyebrow::before{content:"";width:24px;height:2px;border-radius:2px;background:var(--grad);display:inline-block;flex:none}
.eyebrow.center{justify-content:center}
[data-dir="c"] .eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.12em}

.gradient-text{
  background:linear-gradient(92deg,var(--violet),var(--pink) 45%,var(--violet-soft) 70%,var(--pink));
  background-size:220% 100%;
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  animation:sheen 7s ease-in-out infinite;
}
@keyframes sheen{0%,100%{background-position:0% 0}50%{background-position:100% 0}}
@media(prefers-reduced-motion:reduce){.gradient-text{animation:none}}

.grad-rule{height:2px;width:60px;background:var(--grad);border-radius:2px}

/* boutons */
.btn{
  display:inline-flex;align-items:center;gap:9px;cursor:pointer;
  font-family:var(--display);font-weight:600;font-size:15.5px;
  padding:14px 26px;border-radius:12px;border:1px solid transparent;
  transition:transform .22s var(--ease),box-shadow .25s,background .25s,border-color .2s,color .2s;
}
[data-dir="c"] .btn{border-radius:8px}
.btn .arr{transition:transform .25s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.btn-primary{background:#fff;color:#000}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px -16px rgba(255,255,255,.35)}
.btn-grad{background:var(--grad);color:#fff;background-size:160% 100%;background-position:0 0}
.btn-grad:hover{transform:translateY(-2px);background-position:100% 0;box-shadow:0 18px 40px -16px rgba(138,63,252,.6)}
.btn-ghost{background:rgba(255,255,255,.04);color:var(--text);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--accent);background:rgba(255,255,255,.07);transform:translateY(-2px)}

/* sections */
section{position:relative}
.sec{padding-block:clamp(64px,9vw,128px)}
.sec.bordered{border-top:1px solid var(--line)}
.sec-head{max-width:680px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head h2{font-size:clamp(30px,4.2vw,52px);margin-top:18px;letter-spacing:-0.03em}
.sec-head p{color:var(--dim);margin-top:18px;font-size:18px;max-width:60ch}
.sec-head.center p{margin-inline:auto}

/* surfaces / cartes */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);transition:transform .3s var(--ease),border-color .3s,box-shadow .3s,background .3s}
[data-dir="b"] .card{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.012));backdrop-filter:blur(6px)}
.card.hover:hover{transform:translateY(-5px);border-color:var(--line-strong)}
[data-dir="b"] .card.hover:hover{border-color:rgba(162,116,255,.45);box-shadow:0 30px 70px -40px rgba(138,63,252,.5)}
[data-dir="c"] .card.hover:hover{border-color:var(--accent)}

/* ---------- PREVIEW BAR (sélecteur direction) ---------- */
.preview-bar{
  position:fixed;left:50%;bottom:22px;transform:translateX(-50%);z-index:3000;
  display:flex;align-items:center;gap:14px;
  background:rgba(12,12,16,.82);backdrop-filter:blur(16px);
  border:1px solid var(--line-strong);border-radius:100px;
  padding:9px 10px 9px 18px;box-shadow:0 24px 60px -24px rgba(0,0,0,.8);
  font-family:'Inter',sans-serif;
}
.preview-bar .pv-label{font-size:12px;color:var(--dim-2);letter-spacing:.04em;white-space:nowrap}
.preview-bar .pv-label b{color:#fff;font-weight:600}
.pv-seg{display:flex;background:rgba(255,255,255,.05);border-radius:100px;padding:3px;gap:2px}
.pv-seg button{
  border:none;background:transparent;color:var(--dim);cursor:pointer;
  font-size:13px;font-weight:600;padding:8px 16px;border-radius:100px;transition:.2s;white-space:nowrap;
}
.pv-seg button:hover{color:#fff}
.pv-seg button.active{background:var(--grad);color:#fff;box-shadow:0 4px 14px -4px rgba(138,63,252,.7)}
@media(max-width:640px){
  .preview-bar{left:12px;right:12px;transform:none;justify-content:space-between;gap:8px;padding:8px 8px 8px 14px}
  .preview-bar .pv-label{display:none}
  .pv-seg{flex:1;justify-content:center}
  .pv-seg button{flex:1;padding:9px 8px;text-align:center}
}

/* ---------- SCROLL PROGRESS ---------- */
.scroll-progress{position:fixed;top:0;left:0;width:100%;height:3px;z-index:1200;background:transparent}
.scroll-progress span{display:block;height:100%;width:0;background:var(--grad);box-shadow:0 0 12px rgba(138,63,252,.6)}

/* ---------- HEADER ---------- */
header.nav{position:sticky;top:0;z-index:1000;background:color-mix(in srgb,var(--bg) 72%,transparent);
  backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .3s,background .3s}
header.nav.scrolled{border-color:var(--line);background:color-mix(in srgb,var(--bg) 90%,transparent)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:22px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:30px;width:auto}
.brand .word{font-family:var(--display);font-weight:800;font-size:23px;letter-spacing:.02em}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{font-size:15px;font-weight:500;color:var(--dim);padding:9px 14px;border-radius:9px;transition:.2s}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-cta{display:flex;align-items:center;gap:10px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;z-index:1001}
.burger span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;flex-direction:column;gap:2px;position:fixed;inset:74px 0 auto 0;z-index:999;
  background:var(--bg);border-bottom:1px solid var(--line);padding:16px var(--pad) 28px}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:14px 6px;font-family:var(--display);font-size:19px;font-weight:600;border-bottom:1px solid var(--line)}
.mobile-menu .btn{margin-top:18px;justify-content:center}

/* ---------- HERO ---------- */
.hero{padding-top:clamp(70px,11vw,150px);padding-bottom:clamp(64px,9vw,120px);overflow:hidden}
.hero-center{max-width:none;margin-inline:auto;text-align:center;display:flex;flex-direction:column;align-items:center;--hw:min(48rem,90vw)}
.hero-center .eyebrow{margin-bottom:26px}
.hero-center h1{font-size:clamp(40px,6.6vw,84px);font-weight:800;letter-spacing:-0.035em;max-width:var(--hw)}
.hero-center .lead{font-size:clamp(17px,1.5vw,21px);color:var(--dim);margin-top:28px;max-width:var(--hw)}
.hero-center .hero-cta{justify-content:center;margin-top:38px}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(34px,5vw,76px);align-items:center}
.hero h1{font-size:clamp(40px,6vw,80px);font-weight:800;letter-spacing:-0.035em}
.hero .lead{font-size:clamp(17px,1.5vw,20px);color:var(--dim);margin-top:26px;max-width:var(--hw)}
.hero-cta{display:flex;gap:13px;margin-top:34px;flex-wrap:wrap}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:40px;align-items:center}
.hero-trust .t{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--dim-2)}
.hero-trust .t .dot{width:6px;height:6px;border-radius:50%;background:var(--grad)}
.hero-visual{position:relative;aspect-ratio:4/4.5;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:var(--surface-2)}
.hero-visual img{width:100%;height:100%;object-fit:cover}
[data-dir="b"] .hero-visual{box-shadow:0 40px 100px -50px rgba(138,63,252,.6)}
[data-dir="c"] .hero-visual{border-radius:var(--r)}
.hero-visual .scrim{position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.55))}
.hero-chip{position:absolute;left:16px;bottom:16px;display:flex;align-items:center;gap:10px;
  background:rgba(0,0,0,.5);backdrop-filter:blur(8px);border:1px solid var(--line-strong);
  padding:10px 14px;border-radius:12px;font-size:13.5px}
.hero-chip .pulse{width:9px;height:9px;border-radius:50%;background:var(--violet-soft);box-shadow:0 0 0 0 rgba(162,116,255,.6);animation:pulse 2.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(162,116,255,.55)}70%{box-shadow:0 0 0 10px rgba(162,116,255,0)}100%{box-shadow:0 0 0 0 rgba(162,116,255,0)}}
.hero-chip b{font-family:var(--display);font-weight:600}
/* ph label */
.ph{background:repeating-linear-gradient(135deg,#16161c 0 2px,transparent 2px 12px),var(--surface-2)}
.ph-label{position:absolute;left:14px;bottom:14px;font-family:var(--mono);font-size:11px;letter-spacing:.05em;
  color:rgba(255,255,255,.75);background:rgba(0,0,0,.4);padding:5px 9px;border-radius:7px}

/* ---------- DOMAINES (2 cartes) ---------- */
.domains{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.domain{overflow:hidden;display:flex;flex-direction:column}
.domain .dimg{aspect-ratio:16/9;position:relative;overflow:hidden}
.domain .dimg img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.domain.hover:hover .dimg img{transform:scale(1.05)}
.domain .dimg .tag{position:absolute;top:14px;left:14px;font-family:var(--display);font-weight:700;font-size:11px;
  letter-spacing:.14em;text-transform:uppercase;padding:7px 13px;border-radius:100px;
  background:rgba(0,0,0,.55);backdrop-filter:blur(6px);border:1px solid var(--line-strong)}
.domain.purple .dimg .tag{color:var(--violet-soft)}
.domain.pink .dimg .tag{color:var(--pink)}
.domain .dbody{padding:clamp(24px,3vw,38px);display:flex;flex-direction:column;flex:1}
.domain h3{font-size:clamp(21px,2.3vw,28px)}
.domain p{color:var(--dim);margin-top:13px;font-size:16px}
.feat{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:11px 18px;margin-top:22px}
.feat li{font-size:14.5px;color:var(--dim);padding-left:18px;position:relative}
.feat li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:50%;background:var(--grad-135)}
.domain .dlink{margin-top:auto;padding-top:26px}
.dlink a{font-family:var(--display);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:8px}
.domain.purple .dlink a{color:var(--violet-soft)}
.domain.pink .dlink a{color:var(--pink)}
.dlink a .arr{transition:transform .25s var(--ease)}
.dlink a:hover .arr{transform:translateX(5px)}

/* ---------- PROBLEME / SOLUTION ---------- */
.ps-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:52px}
.ps{overflow:hidden;display:flex;flex-direction:column}
.ps .prob{padding:clamp(24px,3vw,34px)}
.ps .prob .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:20px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);margin-bottom:18px}
.ps .prob h3{font-size:clamp(17px,1.9vw,21px);line-height:1.35}
.ps .prob p{color:var(--dim);margin-top:11px;font-size:15px}
.ps .sol{padding:clamp(22px,3vw,30px);border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(138,63,252,.07),rgba(217,54,151,.03));margin-top:auto}
.ps .sol .lab{display:inline-block;font-family:var(--display);font-size:10.5px;font-weight:700;letter-spacing:.16em;
  text-transform:uppercase;color:var(--violet-soft);background:rgba(138,63,252,.14);padding:4px 11px;border-radius:7px;margin-bottom:13px}
[data-dir="c"] .ps .sol .lab{font-family:var(--mono);letter-spacing:.08em}
.ps .sol h3{font-size:clamp(16px,1.8vw,20px);line-height:1.35}
.ps .sol p{color:var(--dim);margin-top:10px;font-size:15px}

/* ---------- STRATEGIE : pole cards 01/02/03 ---------- */
.poles{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:54px}
.pole{padding:clamp(26px,3vw,34px);position:relative;display:flex;flex-direction:column;overflow:hidden}
.pole::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease)}
.pole.hover:hover::before{transform:scaleX(1)}
.pole .num{font-family:var(--display);font-size:clamp(34px,4vw,46px);font-weight:800;letter-spacing:-0.04em;line-height:1}
.pole .num.g{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
[data-dir="a"] .pole .num{color:var(--surface-3);-webkit-text-fill-color:initial;background:none;
  -webkit-text-stroke:1px rgba(255,255,255,.14)}
.pole h3{font-size:19px;margin-top:18px}
.pole > p{color:var(--dim);margin-top:12px;font-size:15px;flex:1}
.pole .gain{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);display:flex;gap:11px;align-items:flex-start}
.pole .gain .lab{flex:none;font-family:var(--display);font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--pink);background:rgba(217,54,151,.12);padding:4px 9px;border-radius:6px}
[data-dir="c"] .pole .gain .lab{font-family:var(--mono);letter-spacing:.06em}
.pole .gain span:last-child{color:var(--dim);font-size:13.5px;line-height:1.5}

/* methode 4 etapes */
.method{margin-top:72px;padding-top:50px;border-top:1px solid var(--line)}
.method-title{font-family:var(--display);font-size:13px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--dim-2);text-align:center;margin-bottom:40px}
[data-dir="c"] .method-title{font-family:var(--mono);letter-spacing:.1em}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{text-align:center;position:relative;padding:0 8px}
.step:not(:last-child)::after{content:"";position:absolute;top:21px;left:calc(50% + 30px);right:calc(-50% + 30px);height:2px;background:var(--grad);opacity:.3}
.step .n{width:44px;height:44px;border-radius:50%;background:var(--grad-135);display:grid;place-items:center;
  font-family:var(--display);font-weight:800;font-size:16px;color:#fff;margin:0 auto 16px;position:relative;z-index:1}
[data-dir="a"] .step .n{background:var(--surface-3);border:1px solid var(--line-strong);color:var(--violet-soft)}
[data-dir="c"] .step .n{border-radius:8px}
.step h4{font-size:16px}
.step p{font-size:14px;color:var(--dim);margin-top:9px}

/* ---------- DRONE ---------- */
.drone-top{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(30px,5vw,60px);align-items:center;margin-top:52px}
.drone-visual{aspect-ratio:4/4.4;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);position:relative;background:var(--surface-2)}
.drone-visual img{width:100%;height:100%;object-fit:cover;object-position:top center}
[data-dir="c"] .drone-visual{border-radius:var(--r)}
.why h3{font-family:var(--display);font-size:12.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--pink)}
[data-dir="c"] .why h3{font-family:var(--mono);letter-spacing:.08em}
.why ul{list-style:none;margin-top:22px;display:flex;flex-direction:column;gap:16px}
.why li{display:flex;gap:14px;font-size:16.5px;color:var(--dim);align-items:flex-start}
.why li .ck{flex:none;width:24px;height:24px;border-radius:7px;background:rgba(138,63,252,.14);color:var(--violet-soft);
  display:grid;place-items:center;font-size:12px;font-weight:800;margin-top:2px}
.why li b{color:#fff;font-weight:600}
.sectors{margin-top:36px}
.sectors .lab{font-family:var(--display);font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--dim-2)}
[data-dir="c"] .sectors .lab{font-family:var(--mono);letter-spacing:.08em}
.sectors .row{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px}
.chip{font-size:13.5px;font-weight:500;color:var(--dim);background:rgba(255,255,255,.04);border:1px solid var(--line);padding:7px 14px;border-radius:100px}
[data-dir="c"] .chip{border-radius:6px}

.drone-svc{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:54px}
.svc-title{font-family:var(--display);font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--dim-2);margin-bottom:24px}
[data-dir="c"] .svc-title{font-family:var(--mono);letter-spacing:.08em}
.svc{padding:clamp(24px,3vw,32px);display:block}
.svc .k{font-family:var(--display);font-size:11.5px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--violet-soft)}
[data-dir="c"] .svc .k{font-family:var(--mono);letter-spacing:.07em}
.svc.pink .k{color:var(--pink)}
.svc h4{font-size:20px;margin-top:13px}
.svc p{color:var(--dim);margin-top:11px;font-size:15px}
/* ---------- CARTES DÉMO INTERACTIVE (maquettes réelles en ligne) ---------- */
.svc.demo{display:flex;flex-direction:column;position:relative;overflow:hidden}
.svc.demo .k{color:var(--pink)}
.svc-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}

/* liseré dégradé permanent + lueur — signale la carte interactive en continu */
.svc.demo::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:linear-gradient(135deg,var(--violet),var(--pink));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:.32;transition:opacity .35s ease;pointer-events:none}
.svc.demo.hover:hover::before{opacity:.85}

/* pastille « live » discrète */
.svc .live{display:inline-flex;align-items:center;gap:8px;flex:none;white-space:nowrap;margin-top:1px;
  font-family:var(--mono);font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);
  padding:5px 11px 5px 10px;border:1px solid var(--line-strong);border-radius:var(--r-pill);background:rgba(255,255,255,.025)}
.svc .live-dot{width:7px;height:7px;border-radius:50%;background:#37d98b;box-shadow:0 0 0 0 rgba(55,217,139,.6);animation:livePulse 2.6s var(--ease) infinite}
@keyframes livePulse{0%{box-shadow:0 0 0 0 rgba(55,217,139,.55)}70%{box-shadow:0 0 0 6px rgba(55,217,139,0)}100%{box-shadow:0 0 0 0 rgba(55,217,139,0)}}

/* CTA bouton — pilule à liseré dégradé qui se remplit au survol */
.svc .demo-cta{position:relative;margin-top:auto;align-self:flex-start;display:inline-flex;align-items:center;gap:9px;
  padding:12px 22px;border-radius:var(--r-pill);
  font-family:var(--display);font-weight:600;font-size:14.5px;color:#fff;
  border:1px solid transparent;
  background:linear-gradient(#120f1a,#120f1a) padding-box,var(--grad) border-box;
  transition:box-shadow .3s var(--ease),background .3s var(--ease)}
.svc.demo.hover:hover .demo-cta{background:var(--grad) padding-box,var(--grad) border-box;box-shadow:0 16px 34px -16px rgba(217,54,151,.8)}
.svc .demo-cta .arr{transition:transform .25s var(--ease)}
.svc.demo.hover:hover .demo-cta .arr{transform:translateX(5px)}
@media(prefers-reduced-motion:reduce){.svc .live-dot{animation:none}}

/* ---------- CONVERSION / CONTACT ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(34px,5vw,68px);align-items:start}
.contact h2{font-size:clamp(30px,4vw,50px);letter-spacing:-0.03em}
.contact .lead{color:var(--dim);margin-top:20px;font-size:18px;max-width:40ch}
.contact-actions{margin-top:30px;display:flex;flex-direction:column;gap:14px}
.action-card{display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:14px;border:1px solid var(--line);
  background:var(--surface);transition:border-color .25s,transform .25s,background .25s}
.action-card:hover{border-color:var(--accent);transform:translateY(-2px);background:var(--surface-2)}
[data-dir="c"] .action-card{border-radius:8px}
.action-card .ai{flex:none;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:19px;
  background:rgba(138,63,252,.12);border:1px solid rgba(138,63,252,.25)}
.action-card .at{flex:1}
.action-card .at b{font-family:var(--display);font-weight:600;font-size:15.5px;display:block}
.action-card .at span{font-size:13.5px;color:var(--dim-2)}
.action-card .arr{color:var(--dim-2);transition:transform .25s var(--ease),color .2s}
.action-card:hover .arr{transform:translateX(4px);color:var(--accent)}
.contact-detail{margin-top:30px;display:flex;flex-direction:column;gap:11px;font-size:15px;color:var(--dim-2)}
.contact-detail a:hover{color:#fff}

form.cform{padding:clamp(24px,3vw,38px)}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--display);font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--dim);margin-bottom:9px}
.field input,.field textarea{width:100%;background:var(--surface-2);border:1px solid var(--line);border-radius:11px;
  padding:14px 16px;color:#fff;font-family:inherit;font-size:16px;transition:border-color .2s,box-shadow .2s}
[data-dir="c"] .field input,[data-dir="c"] .field textarea{border-radius:7px}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.24)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(138,63,252,.22)}
.field textarea{resize:vertical;min-height:118px}
form.cform .btn{width:100%;justify-content:center;margin-top:4px;padding:16px}
form.cform .consent{font-size:12px;color:var(--dim-2);margin-top:15px;line-height:1.55}
form.cform .consent a{color:var(--violet-soft);text-decoration:underline}
.form-error{font-size:13px;color:#ff8aa6;background:rgba(255,84,120,.08);border:1px solid rgba(255,84,120,.28);border-radius:10px;padding:10px 13px;margin-top:12px;line-height:1.5}
.form-ok{display:none;text-align:center;padding:36px 8px}
.form-ok .big{width:58px;height:58px;border-radius:50%;background:var(--grad-135);display:grid;place-items:center;font-size:26px;margin:0 auto 18px}
.form-ok h3{font-size:23px}
.form-ok p{color:var(--dim);margin-top:9px}

/* ---------- FOOTER ---------- */
footer{border-top:1px solid var(--line);padding-block:46px;position:relative;z-index:2}
.foot{display:flex;justify-content:space-between;align-items:center;gap:22px;flex-wrap:wrap}
.foot-links{display:flex;gap:8px;flex-wrap:wrap}
.foot-links a{font-size:14.5px;color:var(--dim);padding:6px 10px;border-radius:8px;transition:.2s}
.foot-links a:hover{color:#fff;background:rgba(255,255,255,.05)}
.foot .copy{width:100%;padding-top:22px;margin-top:6px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--dim-2)}
.foot .copy a:hover{color:#fff}

/* ---------- REVEAL ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}

/* ---------- RESPONSIVE ---------- */
@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:42px}
  .hero-visual{aspect-ratio:16/11;max-height:440px}
  .hero-visual.dual{aspect-ratio:auto;max-height:none;grid-template-rows:none;grid-template-columns:1fr 1fr;gap:12px}
  .hero-visual.dual .hv-panel{aspect-ratio:3/4}
  .domains{grid-template-columns:1fr}
  .ps-grid{grid-template-columns:1fr}
  .poles{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr;gap:30px 20px}
  .step:not(:last-child)::after{display:none}
  .drone-top{grid-template-columns:1fr;gap:38px}
  .drone-visual{aspect-ratio:16/11;max-height:420px}
  .drone-svc{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:40px}
}
@media(max-width:680px){
  .nav-links{display:none}
  .nav-cta .btn{display:none}
  .burger{display:flex}
  .feat{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  body{font-size:16px}
}

/* =========================================================
   COUCHE PREMIUM — grain, duotone, marquee, sheen, glow
   ========================================================= */

/* grain global subtil */
.grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.045;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* duotone / teinte de marque sur les visuels */
.hero-visual,.dimg,.drone-visual{isolation:isolate}
.hero-visual img,.dimg img,.drone-visual img{transition:filter .4s ease,transform .6s var(--ease)}
.tint{position:absolute;inset:0;pointer-events:none;z-index:1}
.hero-visual .scrim{z-index:2}
.ph-label,.hero-chip,.domain .dimg .tag{z-index:3}
[data-dir="b"] .hero-visual img,[data-dir="b"] .dimg img,[data-dir="b"] .drone-visual img{filter:saturate(.85) contrast(1.02)}
[data-dir="b"] .tint{background:linear-gradient(150deg,rgba(138,63,252,.55),transparent 45%,rgba(217,54,151,.45));mix-blend-mode:soft-light}
[data-dir="a"] .hero-visual img,[data-dir="a"] .dimg img,[data-dir="a"] .drone-visual img{filter:grayscale(.25) contrast(1.03)}
[data-dir="a"] .tint{background:linear-gradient(180deg,transparent 55%,rgba(138,63,252,.22))}
[data-dir="c"] .hero-visual img,[data-dir="c"] .dimg img,[data-dir="c"] .drone-visual img{filter:grayscale(.55) contrast(1.05)}
[data-dir="c"] .tint{background:linear-gradient(150deg,rgba(138,63,252,.4),transparent 60%);mix-blend-mode:soft-light}

/* bouton dégradé : reflet qui balaye */
.btn-grad{position:relative;overflow:hidden}
.btn-grad::after{content:"";position:absolute;top:0;left:-70%;width:45%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);transform:skewX(-20deg);transition:left .6s var(--ease)}
.btn-grad:hover::after{left:130%}

/* bandeau défilant (keywords) — ticker compact en haut */
.marquee{border-bottom:1px solid var(--line);background:var(--surface);overflow:hidden;padding:10px 0;position:relative;z-index:2;isolation:isolate;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.marquee-track{display:flex;width:max-content;gap:0;animation:scroll 42s linear infinite;position:relative;z-index:1}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee .item{display:inline-flex;align-items:center;gap:24px;padding-right:24px;
  font-family:var(--display);font-weight:600;font-size:clamp(12.5px,1.3vw,15px);letter-spacing:.01em;color:rgba(255,255,255,.5)}
.marquee .item .sep{color:var(--violet-soft);font-size:.7em;opacity:.7}
/* couche projecteur : zone centrale FIXE qui colorise les mots qui la traversent */
.marquee .zone{position:absolute;top:0;bottom:0;left:50%;transform:translateX(-50%);width:min(300px,44vw);z-index:3;pointer-events:none;
  background:var(--grad);mix-blend-mode:color;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 30%,#000 70%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 30%,#000 70%,transparent)}
[data-dir="c"] .marquee .item{font-family:var(--mono);font-size:clamp(11px,1.1vw,13px);letter-spacing:.04em;text-transform:uppercase}
@keyframes scroll{to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.marquee-track{animation:none}}

/* glow de bordure au survol (carte signature B) */
[data-dir="b"] .card.hover{position:relative}
[data-dir="b"] .card.hover::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:linear-gradient(135deg,var(--violet),var(--pink));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .35s ease;pointer-events:none}
[data-dir="b"] .card.hover:hover::after{opacity:.7}

/* wordmark fantôme (footer) */
.ghost-word{font-family:var(--display);font-weight:800;text-align:center;line-height:.8;
  font-size:clamp(80px,22vw,300px);letter-spacing:-0.04em;margin:10px 0 -2vw;
  color:transparent;-webkit-text-stroke:1px var(--line-strong);
  -webkit-mask-image:linear-gradient(180deg,#000,transparent);mask-image:linear-gradient(180deg,#000,transparent);
  user-select:none;pointer-events:none}
[data-dir="b"] .ghost-word{-webkit-text-stroke:1px rgba(162,116,255,.22)}

/* éclat derrière le titre hero (toutes directions, discret) */
.hero h1{position:relative}

/* visuel hero double — deux expertises à égalité */
.hero-visual.dual{display:grid;grid-template-rows:1fr 1fr;gap:12px;background:transparent;border:0;overflow:visible;aspect-ratio:4/4.6}
.hv-panel{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:var(--surface-2);isolation:isolate}
[data-dir="c"] .hv-panel{border-radius:var(--r)}
[data-dir="b"] .hv-panel{box-shadow:0 30px 80px -50px rgba(138,63,252,.6)}
.hv-panel img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hv-panel .tint{z-index:1}
.hv-panel .scrim{position:absolute;inset:0;z-index:2;background:linear-gradient(180deg,transparent 38%,rgba(0,0,0,.62))}
.hv-tag{position:absolute;left:14px;bottom:13px;z-index:3;display:inline-flex;align-items:center;gap:9px;
  font-family:var(--display);font-weight:600;font-size:13.5px;color:#fff;
  background:rgba(0,0,0,.45);backdrop-filter:blur(6px);border:1px solid var(--line-strong);padding:8px 13px;border-radius:100px}
[data-dir="c"] .hv-tag{border-radius:6px;font-family:var(--mono);font-size:12px}
.hv-dot{width:8px;height:8px;border-radius:50%;flex:none}
.hv-dot.purple{background:var(--violet-soft);box-shadow:0 0 8px var(--violet-soft)}
.hv-dot.pink{background:var(--pink);box-shadow:0 0 8px var(--pink)}

/* =========================================================
   PAGES ANNEXES (à propos · mentions légales · confidentialité)
   Langage visuel B · Halo — texte réutilisé
   ========================================================= */
.page{padding-block:clamp(48px,7vw,104px)}
.page .back{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--dim);
  border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 16px;transition:.2s;margin-bottom:30px}
.page .back:hover{color:#fff;border-color:var(--line-strong);background:rgba(255,255,255,.04)}
.page h1{font-size:clamp(32px,5vw,56px);letter-spacing:-0.03em}
.page .updated{display:inline-block;margin-top:14px;font-family:var(--mono);font-size:12.5px;
  color:var(--dim-2);letter-spacing:.04em}

/* ---- À PROPOS ---- */
.about-grid{display:grid;grid-template-columns:minmax(140px,200px) 1fr;gap:clamp(30px,5vw,64px);align-items:center}
.about-photo{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  background:var(--surface-2);aspect-ratio:4/5;box-shadow:0 40px 90px -55px rgba(138,63,252,.6)}
.about-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.about-photo .tint{position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(7,5,12,.55));z-index:1}
.about-body h1{margin-top:16px;font-size:clamp(26px,3.4vw,38px)}
.about-body p{color:var(--dim);font-size:17px;line-height:1.72;margin-top:18px;max-width:60ch;text-align:justify;hyphens:auto}
.about-body p b,.about-body p strong{color:#fff;font-weight:600}
.origin{display:flex;align-items:flex-start;gap:18px;margin-top:14px}
.origin .origin-logo{height:1em;width:auto;vertical-align:-0.12em;margin:0 2px}
.about-card{display:grid;gap:14px}

/* ---- LEGAL (mentions / confidentialité) ---- */
.legal{max-width:780px}
.legal-intro{color:var(--dim);font-size:17px;line-height:1.72;margin-top:26px}
.legal h2{font-size:clamp(20px,2.4vw,25px);margin-top:42px;padding-top:8px;letter-spacing:-0.01em}
.legal h2:first-of-type{margin-top:34px}
.legal p{color:var(--dim);font-size:15.5px;line-height:1.74;margin-top:14px}
.legal ul{margin-top:14px;padding-left:0;list-style:none;display:grid;gap:10px}
.legal ul li{position:relative;padding-left:24px;color:var(--dim);font-size:15.5px;line-height:1.65}
.legal ul li::before{content:"";position:absolute;left:2px;top:9px;width:7px;height:7px;border-radius:2px;
  background:var(--grad);transform:rotate(45deg)}
.legal strong{color:#fff;font-weight:600}
.legal a{color:var(--violet-soft);text-decoration:underline;text-underline-offset:2px}
.legal a:hover{color:#fff}

@media(max-width:820px){
  .about-grid{grid-template-columns:1fr;gap:34px}
  .about-photo{max-width:185px}
}
