/* ═══════════════════════════════════════════════════════════════
   ARRITOS TECHNOLOGY — site corporate (the mothership)
   Austere · institutional · typographique. Fond exact image titre.
   ═══════════════════════════════════════════════════════════════ */
:root{
  --bg:#0c0f14; --bg-deep:#04070b; --bg-soft:#11161d;
  --ink:#ECEAE3;            /* blanc chaud */
  --ink-soft:#9AA1AB;       /* gris lisible */
  --ink-dim:#7c838d;        /* gris discret — relevé pour passer WCAG AA sur petit texte */
  --accent:#C8924A;         /* ambre / cuivre, parcimonieux */
  --accent-soft:#d9ad6f;
  --line:rgba(200,146,74,.20);
  --line-cool:rgba(236,234,227,.08);
  --live:#7FB69B; --soon:#6f7682;
  --serif:'Fraunces', Georgia, serif;
  --sans:'Inter', system-ui, sans-serif;
  --maxw:760px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:radial-gradient(120% 90% at 50% 22%, #0f141b 0%, #0a0e13 42%, var(--bg-deep) 100%) fixed, var(--bg-deep);
  color:var(--ink); font-family:var(--sans); font-weight:300;
  -webkit-font-smoothing:antialiased; line-height:1.6; overflow-x:clip;
}
.hidden{display:none!important}
a{color:inherit;text-decoration:none}
img,video{display:block;max-width:100%}

/* ─────────── INTRO (sphère → site) ─────────── */
#intro{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;background:#000}
.intro-inner{text-align:center}
#intro-orb{border:none;background:none;cursor:pointer;padding:0;line-height:0;transition:transform .4s ease;position:relative}
#intro-orb video{width:60vh;max-width:86vw;height:auto}
/* masque le watermark étoile (baked dans la vidéo) — noir = fond de l'anim */
.orb-patch{position:absolute;left:81%;top:71%;width:18%;height:21%;background:#000;pointer-events:none}
#intro-orb:hover{transform:scale(1.04)}
.intro-hint{margin-top:26px;color:var(--ink-dim);font-size:12px;letter-spacing:3px;text-transform:uppercase;animation:blink 2.6s ease-in-out infinite}
@keyframes blink{0%,100%{opacity:.35}50%{opacity:.9}}

/* ─────────── SITE ─────────── */
#site{opacity:0;transition:opacity 1.1s ease}
#site.show{opacity:1}

/* ─────────── ARCHITECTURE HORIZONTALE (scroll latéral) ─────────── */
#hwrap{position:relative}                         /* hauteur = course latérale, posée par le JS */
.hsticky{position:sticky;top:0;height:100vh;overflow:hidden}
.htrack{display:flex;height:100vh;will-change:transform}
.panel{flex:0 0 100vw;height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 24px;position:relative}
.panel-inner{width:100%;max-width:var(--maxw);display:flex;flex-direction:column;align-items:center}
/* spotlight : le panneau centré est net, les autres en retrait (révélation « bim » à l'entrée) */
.htrack .panel .panel-inner{transition:opacity .5s ease}
.htrack .panel:not(.active) .panel-inner{opacity:.14}
.htrack .panel.active .panel-inner{opacity:1}
.panel.reveal{opacity:1;transform:none}
body.flat #site{opacity:1!important;transition:none!important}
body.flat .htrack .panel .panel-inner{opacity:1!important;transition:none!important}

/* barre de progression latérale (bas, ambre — comme la réf) */
.hprogress{position:fixed;left:0;bottom:0;height:2px;width:100%;background:var(--line-cool);z-index:45;opacity:0;transition:opacity .6s ease}
#site.show ~ .hprogress{opacity:1}
.hprogress .fill{height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent-soft));box-shadow:0 0 10px var(--line)}
@media(max-width:760px){ .hprogress{display:none} }

/* navbar flottante minimale (haut droite) */
.topnav{position:fixed;top:22px;right:26px;z-index:40;display:flex;gap:26px;align-items:center;
  font-size:12.5px;letter-spacing:.5px;color:var(--ink-soft)}
.topnav a{position:relative;padding:4px 0;transition:color .25s}
.topnav a:hover{color:var(--ink)}
.topnav a.spy.active{color:var(--ink)}
.topnav a.spy.active::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:1px;background:var(--accent);opacity:.85}
.topnav a.cta{color:var(--accent-soft);border:1px solid var(--line);border-radius:20px;padding:5px 14px}
.topnav a.cta:hover{color:var(--accent-soft);border-color:var(--accent);background:rgba(200,146,74,.08)}
.topnav .brandmark{font-family:var(--serif);font-size:15px;letter-spacing:1px;color:var(--ink);opacity:.7;margin-right:6px;transition:opacity .25s}
.topnav .brandmark.spy.active{opacity:1}
@media(max-width:680px){ .topnav{gap:16px;top:14px;right:14px;font-size:11px} .topnav .brandmark,.topnav a.nav-extra{display:none} }

/* ─────────── HERO (titre image) ─────────── */
.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 24px;position:relative}
.hero .site-title{width:min(720px,86vw)}
.hero .site-title img{width:100%;height:auto;
  -webkit-mask-image:linear-gradient(to right,transparent,#000 7%,#000 93%,transparent),linear-gradient(to bottom,transparent,#000 11%,#000 89%,transparent);
  -webkit-mask-composite:source-in;
  mask-image:linear-gradient(to right,transparent,#000 7%,#000 93%,transparent),linear-gradient(to bottom,transparent,#000 11%,#000 89%,transparent);
  mask-composite:intersect}
.hero .mantra{margin-top:24px;font-size:clamp(13px,1.5vw,16px);letter-spacing:3px;text-transform:uppercase;color:var(--ink-soft);font-weight:400}
.hero .mantra b{color:var(--accent-soft);font-weight:500;font-size:.8em;letter-spacing:2px}
.hero .sub{margin-top:18px;max-width:540px;color:var(--ink-soft);font-size:15px;letter-spacing:.2px;line-height:1.7}
.scroll-cue{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);color:var(--ink-dim);font-size:11px;letter-spacing:2px;text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:8px}
.scroll-cue::after{content:"";width:1px;height:34px;background:linear-gradient(var(--line),transparent);animation:cue 2.4s ease-in-out infinite}
@keyframes cue{0%,100%{opacity:.3;transform:scaleY(.7)}50%{opacity:.9;transform:scaleY(1)}}

/* ─────────── SECTIONS (manifeste) = panneaux latéraux ─────────── */
.panel.section .panel-inner{align-items:flex-start;text-align:left;max-height:84vh;overflow-y:auto;padding-right:10px;
  scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.panel.section .panel-inner::-webkit-scrollbar{width:5px}
.panel.section .panel-inner::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
.section .num{display:block;font-family:var(--serif);font-size:14px;color:var(--ink-dim);letter-spacing:2px;margin-bottom:16px}
.eyebrow{font-size:11.5px;font-weight:500;letter-spacing:3.5px;text-transform:uppercase;color:var(--accent);margin-bottom:20px;
  display:inline-flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--accent);opacity:.7}
.section h2{font-family:var(--serif);font-weight:300;font-size:clamp(28px,4vw,46px);line-height:1.12;letter-spacing:-.5px;color:var(--ink);margin-bottom:28px}
.section .body p{font-size:clamp(15.5px,1.25vw,17px);line-height:1.78;color:var(--ink-soft);margin-bottom:18px;max-width:64ch}
.section .body p strong{color:var(--ink);font-weight:500}
.section .body a{color:var(--accent-soft);border-bottom:1px solid var(--line);transition:color .2s}
.section .body a:hover{color:var(--accent)}
.key-line{margin-top:34px;padding-left:22px;border-left:2px solid var(--accent);
  font-family:var(--serif);font-style:italic;font-weight:400;font-size:clamp(19px,2.1vw,25px);line-height:1.4;color:var(--accent-soft);max-width:30ch}

/* ─────────── ROADMAP — intro (panneau) + rail (continuité latérale) ─────────── */
.roadmap-intro .roadmap-head{max-width:var(--maxw);margin:0 auto;text-align:center}
.roadmap-head .body p{font-size:16px;line-height:1.78;color:var(--ink-soft);margin-top:18px;max-width:60ch;margin-left:auto;margin-right:auto}
.roadmap-rail{display:flex;gap:14px;align-items:center;height:100vh;flex:0 0 auto;padding:0 5vw}
.ms-card{flex:0 0 320px;background:linear-gradient(160deg,rgba(255,255,255,.025),rgba(255,255,255,.005));
  border:1px solid var(--line-cool);border-radius:16px;padding:34px 28px 30px;min-height:392px;display:flex;flex-direction:column;align-items:center;text-align:center;
  transition:border-color .3s,transform .3s}
.ms-card:hover{border-color:var(--line);transform:translateY(-4px)}
.ms-logo{width:172px;height:172px;border-radius:50%;margin:0 auto 22px;
  display:flex;align-items:center;justify-content:center;color:var(--ink-dim);font-family:var(--serif);font-size:30px;overflow:hidden}
.ms-logo img{width:100%;height:100%;object-fit:cover}
.ms-arrow{flex:0 0 auto;align-self:center;color:var(--accent);opacity:.5;font-size:22px;font-family:var(--sans);user-select:none;padding:0 2px}
.ms-status{font-size:10.5px;letter-spacing:2px;text-transform:uppercase;display:inline-flex;align-items:center;gap:7px;margin-bottom:14px;color:var(--ink-soft)}
.ms-status::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--soon)}
.ms-status.live{color:var(--live)} .ms-status.live::before{background:var(--live);box-shadow:0 0 9px var(--live)}
.ms-status.y2026{color:var(--accent-soft)} .ms-status.y2026::before{background:var(--accent)}
.ms-card h3{font-family:var(--serif);font-weight:400;font-size:21px;color:var(--ink);margin-bottom:12px;letter-spacing:-.2px}
.ms-card p{font-size:14px;line-height:1.6;color:var(--ink-soft)}
.ms-card.closer{justify-content:center;align-items:center;background:none;border-style:dashed}
.ms-card.closer .ck{font-family:var(--serif);font-style:italic;font-size:20px;line-height:1.4;color:var(--accent-soft)}

/* ─────────── FOOTER (dernier panneau) ─────────── */
.site-footer{text-align:center}
.panel.footer-panel{border-top:none}
.site-footer .fmark{font-family:var(--serif);font-size:22px;letter-spacing:1px;color:var(--ink);margin-bottom:8px}
.site-footer .fmantra{font-size:12px;letter-spacing:2.5px;text-transform:uppercase;color:var(--ink-dim);margin-bottom:30px}
.flinks{display:flex;gap:28px;justify-content:center;flex-wrap:wrap;font-size:13px;color:var(--ink-soft);margin-bottom:26px}
.flinks a{transition:color .25s}.flinks a:hover{color:var(--accent-soft)}
.site-footer .copy{font-size:11.5px;color:var(--ink-dim);letter-spacing:.5px}

/* toggle langue (discret, coin bas-gauche) — masqué pendant l'intro */
.lang-toggle{display:none;position:fixed;left:22px;top:22px;z-index:50;align-items:center;gap:2px;
  background:rgba(12,15,20,.55);border:1px solid var(--line-cool);border-radius:20px;padding:3px;
  backdrop-filter:blur(7px)}
#site.show ~ .lang-toggle{display:inline-flex}
.lang-opt{background:none;border:none;cursor:pointer;color:var(--ink-dim);font-family:var(--sans);
  font-size:11px;font-weight:500;letter-spacing:2px;padding:5px 11px;border-radius:16px;
  transition:color .25s,background .25s}
.lang-opt:hover{color:var(--ink-soft)}
.lang-opt.active{color:var(--accent-soft);background:rgba(200,146,74,.15)}
@media(max-width:680px){.lang-toggle{left:12px;top:12px}}

/* fade-in au scroll */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .9s ease,transform .9s ease}
.reveal.in{opacity:1;transform:none}
body.flat .reveal{opacity:1!important;transform:none!important;transition:none!important}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* hint scroll : disparaît au 1er mouvement */
.scroll-cue{transition:opacity .5s ease}
.scroll-cue.gone{opacity:0;pointer-events:none}

/* ─────────── REPLI MOBILE : empilement vertical propre ─────────── */
@media(max-width:760px){
  #hwrap{height:auto!important}
  .hsticky{position:static;height:auto;overflow:visible}
  .htrack{flex-direction:column;height:auto;transform:none!important}
  .panel{flex:none;width:100%;min-height:100vh;height:auto;padding:84px 22px 64px}
  .panel-inner{max-width:560px}
  .htrack .panel:not(.active) .panel-inner{opacity:1}      /* pas de spotlight en vertical */
  .panel.section .panel-inner{max-height:none;overflow:visible;padding-right:0}
  .roadmap-rail{height:auto;flex-wrap:wrap;justify-content:center;gap:22px;padding:24px 0 8px}
  .panel.footer-panel{min-height:auto;padding-bottom:48px}
  .scroll-cue{display:none}
}

/* reduced-motion : même empilement vertical (pas de scroll-jack latéral ni d'anim) */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  #hwrap{height:auto!important}
  .hsticky{position:static;height:auto;overflow:visible}
  .htrack{flex-direction:column;height:auto;transform:none!important}
  .panel{flex:none;width:100%;min-height:100vh;height:auto;padding:84px 22px 64px}
  .panel-inner{max-width:600px}
  .htrack .panel .panel-inner{opacity:1!important}
  .panel.section .panel-inner{max-height:none;overflow:visible;padding-right:0}
  .roadmap-rail{height:auto;flex-wrap:wrap;justify-content:center;gap:22px;padding:24px 0 8px}
  .panel.footer-panel{min-height:auto;padding-bottom:48px}
  .scroll-cue,.hprogress{display:none}
}

/* focus clavier visible (thème sombre) */
a:focus-visible,button:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--accent-soft);outline-offset:3px;border-radius:4px}
.topnav a.cta:focus-visible{outline-offset:4px}
/* lien d'évitement */
.skip-link{position:fixed;left:-9999px;top:8px;z-index:60;background:var(--bg-soft);color:var(--ink);
  border:1px solid var(--line);padding:9px 16px;border-radius:8px;font-size:13px}
.skip-link:focus{left:14px}

/* ─────────── MODAL CONTACT (popup formulaire) ─────────── */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  z-index:1000;align-items:center;justify-content:center}
.modal-overlay.active{display:flex}
.modal-box{width:100%;max-width:480px;background:rgba(20,20,20,.96);border:1px solid rgba(255,255,255,.1);border-radius:24px;
  padding:40px 32px;margin:20px;position:relative;box-shadow:0 40px 80px rgba(0,0,0,.6);animation:modalIn .3s ease;max-height:92vh;overflow-y:auto}
@keyframes modalIn{from{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:none}}
.modal-close{position:absolute;top:16px;right:16px;background:rgba(255,255,255,.1);border:none;color:#fff;width:36px;height:36px;
  border-radius:50%;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;transition:.2s}
.modal-close:hover{background:rgba(255,255,255,.2)}
.modal-logo{display:block;height:112px;width:auto;margin:0 auto 12px;border-radius:20px}
.modal-title{font-family:var(--serif);font-size:1.6rem;font-weight:400;margin-bottom:6px;color:#fff}
.modal-subtitle{font-size:.9rem;color:rgba(255,255,255,.6);margin-bottom:28px}
#contactForm .form-group{margin-bottom:16px;text-align:left}
#contactForm label{display:block;font-size:.85rem;color:rgba(255,255,255,.55);margin-bottom:6px;font-weight:500}
#contactForm input,#contactForm textarea{width:100%;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  border-radius:12px;padding:12px 16px;color:#fff;font-family:var(--sans);font-size:.95rem;font-weight:300;outline:none;transition:.2s;box-sizing:border-box}
#contactForm input:focus,#contactForm textarea:focus{border-color:rgba(200,146,74,.6);background:rgba(255,255,255,.08)}
#contactForm textarea{resize:vertical;min-height:100px}
.form-submit{width:100%;padding:14px;background:linear-gradient(135deg,var(--accent-soft),var(--accent));border:none;border-radius:14px;color:#0c0f14;
  font-family:var(--sans);font-size:1rem;font-weight:600;cursor:pointer;transition:.3s;margin-top:8px}
.form-submit:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(200,146,74,.35)}
.form-submit:disabled{opacity:.5;cursor:not-allowed;transform:none}
.form-status{text-align:center;margin-top:12px;font-size:.9rem;min-height:20px}
.form-status.success{color:#4CAF50}
.form-status.error{color:#ff5252}