/* =========================================================
   ANSWERX — Design tokens & base (d'après la charte graphique v1.0)
   ========================================================= */
:root{
  --ax-blue:#1F4FA3;      /* Confiance • Technologie • Stabilité */
  --ax-orange:#F47A20;    /* Innovation • Action • Créativité */
  --ax-black:#0D0D0D;
  --ax-g60:#6B7280;
  --ax-g20:#E5E7EB;
  --ax-white:#FFFFFF;

  --f-head:"Montserrat", Arial, Helvetica, sans-serif;
  --f-body:"Inter", Arial, Helvetica, sans-serif;

  --wrap:1280px;
  --gut:clamp(20px,4vw,48px);
  --hdr:92px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --skew:-20deg; /* diagonales 20° */
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--f-body);font-size:16px;line-height:24px;color:var(--ax-black);background:var(--ax-white);-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
p{margin:0 0 1em;text-wrap:pretty}
h1,h2,h3,h4{font-family:var(--f-head);margin:0;text-wrap:balance}
h1,h2,h3{font-weight:700}
h4{font-weight:600}
h3{font-size:28px;line-height:36px}
h4{font-size:22px;line-height:30px}
.small{font-size:14px;line-height:20px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:fixed;left:16px;top:-80px;z-index:200;background:var(--ax-orange);color:var(--ax-black);padding:12px 18px;font-weight:600;border-radius:4px;transition:top .2s}
.skip:focus{top:16px}
:focus-visible{outline:3px solid var(--ax-orange);outline-offset:3px;border-radius:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
section{position:relative}

/* ---------- Typo display ---------- */
.display{font-family:var(--f-head);font-weight:700;text-transform:uppercase;letter-spacing:-.01em;font-size:clamp(32px,4.6vw,60px);line-height:1.04}
.h2{font-family:var(--f-head);font-weight:700;font-size:clamp(28px,3vw,36px);line-height:1.22}
.lead{font-size:clamp(17px,1.4vw,20px);line-height:1.55;color:var(--ax-g60);max-width:56ch}
.on-dark .lead,.on-blue .lead{color:rgba(255,255,255,.78)}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:var(--f-body);font-weight:500;font-size:14px;line-height:20px;letter-spacing:.14em;text-transform:uppercase;color:var(--ax-g60);margin-bottom:24px}
.eyebrow::before{content:"";width:32px;height:4px;background:var(--ax-orange)}
.on-dark .eyebrow,.on-blue .eyebrow{color:rgba(255,255,255,.72)}
.t-orange{color:var(--ax-orange)}
.t-blue{color:var(--ax-blue)}
.hl-blue{position:relative;display:inline-block;padding:0 .18em;color:#fff;z-index:0;isolation:isolate}
.hl-blue::before{content:"";position:absolute;inset:.06em -.02em .02em;background:var(--ax-blue);transform:skewX(var(--skew));z-index:-1;transform-origin:bottom}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase}

/* ---------- Surfaces ---------- */
.on-dark{background:var(--ax-black);color:#fff}
.on-blue{background:var(--ax-blue);color:#fff}
.on-grey{background:#F6F7F9}
.pad{padding:clamp(80px,11vw,152px) 0}
.pad-s{padding:clamp(56px,7vw,96px) 0}

/* ---------- Boutons ---------- */
.btn{--h:52px;display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:var(--h);padding:0 26px;border-radius:4px;font-family:var(--f-head);font-weight:700;font-size:15px;letter-spacing:.02em;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease),transform .3s var(--ease);white-space:nowrap}
.btn svg{transition:transform .3s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
/* Orange + texte noir : contraste 7:1 (blanc sur orange ne passe pas AA) */
.btn-primary{background:var(--ax-orange);color:var(--ax-black)}
.btn-primary:hover{background:#fff;color:var(--ax-black)}
.on-white .btn-primary:hover,.btn-primary.inv:hover{background:var(--ax-black);color:#fff}
.btn-ghost{background:transparent;color:inherit;border-color:currentColor}
.btn-ghost:hover{background:#fff;color:var(--ax-black);border-color:#fff}
.btn-blue{background:var(--ax-blue);color:#fff}
.btn-blue:hover{background:var(--ax-black)}
.btn-line{background:transparent;color:var(--ax-black);border-color:var(--ax-black)}
.btn-line:hover{background:var(--ax-black);color:#fff}
.link-arrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--f-head);font-weight:700;font-size:15px;text-decoration:none;padding:8px 0;border-bottom:2px solid currentColor}
.link-arrow svg{transition:transform .3s var(--ease)}
.link-arrow:hover svg{transform:translateX(5px)}

/* ---------- Icônes (outline 2px, arrondis, 24px) ---------- */
.ico{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* ---------- Header ---------- */
.hdr{position:fixed;inset:0 0 auto;z-index:100;height:var(--hdr);transition:height .35s var(--ease),background .35s var(--ease),box-shadow .35s var(--ease)}
.hdr .wrap{height:100%;display:flex;align-items:center;gap:40px}
.hdr-logo{flex:none;display:block;padding:0}
.hdr-logo img{height:28px;width:auto} /* ≈126px de large (min charte 120px) ; zone de protection 1x = 28px */
.hdr-logo .l-light{display:none}
.hdr nav{margin-left:auto}
.hdr nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.hdr nav a{display:block;padding:10px 12px;font-family:var(--f-head);font-weight:600;font-size:13px;letter-spacing:.08em;text-decoration:none;color:rgba(255,255,255,.82);position:relative;transition:color .2s}
.hdr nav a::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;background:var(--ax-orange);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.hdr nav a:hover,.hdr nav a[aria-current="page"]{color:#fff}
.hdr nav a:hover::after,.hdr nav a[aria-current="page"]::after{transform:scaleX(1)}
.hdr .btn{--h:46px;padding:0 20px;font-size:14px}
.hdr.scrolled{height:84px;background:rgba(13,13,13,.9);backdrop-filter:saturate(140%) blur(12px);-webkit-backdrop-filter:saturate(140%) blur(12px);box-shadow:0 1px 0 rgba(255,255,255,.08)}
.hdr-burger{display:none;margin-left:auto;width:48px;height:48px;border:0;background:transparent;color:#fff;cursor:pointer;align-items:center;justify-content:center}
.hdr-burger span{display:block;width:24px;height:2px;background:currentColor;position:relative;transition:background .2s}
.hdr-burger span::before,.hdr-burger span::after{content:"";position:absolute;left:0;width:24px;height:2px;background:currentColor;transition:transform .3s var(--ease)}
.hdr-burger span::before{top:-7px}.hdr-burger span::after{top:7px}
body.menu-open .hdr-burger span{background:transparent}
body.menu-open .hdr-burger span::before{transform:translateY(7px) rotate(45deg)}
body.menu-open .hdr-burger span::after{transform:translateY(-7px) rotate(-45deg)}

.mnav{position:fixed;inset:0;z-index:99;background:var(--ax-black);color:#fff;display:flex;flex-direction:column;padding:calc(var(--hdr) + 24px) var(--gut) 32px;opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s;overflow:auto}
.mnav::before{content:"";position:absolute;right:-30%;top:0;bottom:0;width:60%;background:var(--ax-blue);transform:skewX(var(--skew));opacity:.9;pointer-events:none;transition:transform .5s var(--ease)}
body.menu-open .mnav{opacity:1;visibility:visible}
.mnav ol{list-style:none;margin:0;padding:0;position:relative;counter-reset:m}
.mnav li{counter-increment:m;border-bottom:1px solid rgba(255,255,255,.12)}
.mnav a{display:flex;align-items:baseline;gap:16px;padding:16px 0;font-family:var(--f-head);font-weight:700;font-size:clamp(26px,7vw,40px);text-decoration:none;text-transform:uppercase;transform:translateY(12px);opacity:0;transition:transform .45s var(--ease),opacity .45s var(--ease)}
.mnav a::before{content:"0" counter(m);font-family:var(--f-body);font-size:13px;font-weight:500;color:var(--ax-orange);min-width:22px}
body.menu-open .mnav a{transform:none;opacity:1}
.mnav li:nth-child(2) a{transition-delay:.03s}.mnav li:nth-child(3) a{transition-delay:.06s}.mnav li:nth-child(4) a{transition-delay:.09s}.mnav li:nth-child(5) a{transition-delay:.12s}.mnav li:nth-child(6) a{transition-delay:.15s}
.mnav-foot{margin-top:auto;padding-top:32px;position:relative;display:grid;gap:16px}
.mnav-foot .btn{width:100%}
.mnav-foot p{margin:0;color:rgba(255,255,255,.7);font-size:14px;line-height:20px}

@media (max-width:1080px){
  .hdr nav,.hdr .hdr-cta{display:none}
  .hdr-burger{display:flex}
}
@media (max-width:640px){:root{--hdr:76px}.hdr.scrolled{height:72px}.hdr-logo img{height:27px}}

/* ---------- Page hero (pages internes) ---------- */
.phero{padding:calc(var(--hdr) + clamp(64px,9vw,120px)) 0 clamp(64px,8vw,112px);overflow:hidden}
.phero .display{font-size:clamp(38px,6vw,84px);max-width:16ch}
.phero .lead{margin-top:28px}
.phero-diag{position:absolute;top:0;bottom:0;right:-8%;width:38%;background:var(--ax-blue);transform:skewX(var(--skew));transform-origin:top}
.phero-diag::after{content:"";position:absolute;left:-18%;top:0;bottom:0;width:10%;background:var(--ax-orange)}
.phero .wrap{position:relative;z-index:1}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;list-style:none;margin:0 0 32px;padding:0;font-size:14px;line-height:20px;color:rgba(255,255,255,.7)}
.crumbs a{text-decoration:none}.crumbs a:hover{color:#fff;text-decoration:underline}
.crumbs li+li::before{content:"›";color:var(--ax-orange);margin-right:8px;font-weight:700}
@media (max-width:860px){.phero-diag{width:30%;right:-18%;opacity:.95}}

/* ---------- Chevrons ---------- */
.chev{display:inline-flex;gap:2px;color:var(--ax-orange)}
.chev svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
.chev.anim svg{animation:chev 2.4s var(--ease) infinite}
.chev.anim svg:nth-child(2){animation-delay:.18s}.chev.anim svg:nth-child(3){animation-delay:.36s}
@keyframes chev{0%,100%{opacity:.25;transform:translateX(0)}40%{opacity:1;transform:translateX(3px)}}

/* ---------- Placeholder média ---------- */
.ph{position:relative;background:#F1F2F4;overflow:hidden;color:var(--ax-g60)}
.ph::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(110deg,transparent 0 22px,rgba(31,79,163,.07) 22px 24px)}
.ph-tag{position:absolute;left:16px;bottom:16px;display:flex;flex-direction:column;gap:4px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;line-height:16px;letter-spacing:.06em;text-transform:uppercase;background:#fff;color:var(--ax-black);padding:8px 10px;border-left:3px solid var(--ax-orange)}
.ph-tag b{font-weight:600;color:var(--ax-g60)}
.ph.dark{background:#16181D}.ph.dark::before{background:repeating-linear-gradient(110deg,transparent 0 22px,rgba(255,255,255,.05) 22px 24px)}
.ph.blue{background:var(--ax-blue)}.ph.blue::before{background:repeating-linear-gradient(110deg,transparent 0 22px,rgba(255,255,255,.08) 22px 24px)}
.ph-shape{position:absolute;right:12%;top:18%;width:28%;height:58%;background:var(--ax-orange);transform:skewX(var(--skew));opacity:.95}
.ph.blue .ph-shape{background:#fff}

/* ---------- Reveal ---------- */
.rv{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.08s}.rv-d2{transition-delay:.16s}.rv-d3{transition-delay:.24s}.rv-d4{transition-delay:.32s}
.rv-x{opacity:0;transform:translateX(-24px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.rv-x.in{opacity:1;transform:none}
.no-js .rv,.no-js .rv-x{opacity:1;transform:none}

/* ---------- Bandeau CTA ---------- */
.cta-band{overflow:hidden}
.cta-band .wrap{display:grid;grid-template-columns:1.3fr 1fr;gap:48px;align-items:end}
.cta-band .display{font-size:clamp(40px,6.4vw,92px)}
.cta-band .diag{position:absolute;left:52%;top:-10%;bottom:-10%;width:18px;background:var(--ax-orange);transform:skewX(var(--skew))}
.cta-info{display:grid;gap:14px;position:relative;z-index:1}
.cta-info a,.cta-info span{display:flex;align-items:center;gap:14px;text-decoration:none;font-size:16px}
.cta-info a:hover{color:var(--ax-orange)}
.cta-info .ico{color:var(--ax-orange)}
@media (max-width:860px){.cta-band .wrap{grid-template-columns:1fr}.cta-band .diag{display:none}}

/* ---------- Footer ---------- */
.ftr{background:var(--ax-black);color:#fff;padding:96px 0 32px;overflow:hidden;position:relative}
.ftr-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;padding-bottom:64px;border-bottom:1px solid rgba(255,255,255,.12)}
.ftr-logo{display:inline-block;padding:0}
.ftr-logo img{height:40px;width:auto}
.ftr-claim{font-family:var(--f-head);font-weight:700;font-size:clamp(28px,3vw,40px);line-height:1.15;margin:40px 0 0;text-transform:uppercase}
.ftr h2{font-family:var(--f-body);font-size:14px;line-height:20px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.6);margin-bottom:20px}
.ftr ul{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.ftr ul a,.ftr ul span{display:inline-flex;align-items:center;gap:12px;padding:6px 0;text-decoration:none;color:#fff}
.ftr ul a:hover{color:var(--ax-orange)}
.ftr .ico{color:var(--ax-orange)}
.ftr-bot{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;padding-top:28px;font-size:14px;line-height:20px;color:rgba(255,255,255,.6)}
.ftr-diag{position:absolute;right:-6%;top:0;width:220px;height:100%;background:var(--ax-blue);transform:skewX(var(--skew));opacity:.9}
.ftr .wrap{position:relative;z-index:1}
@media (max-width:860px){.ftr-top{grid-template-columns:1fr 1fr}.ftr-top>div:first-child{grid-column:1/-1}.ftr-diag{width:90px;right:-12%}}
@media (max-width:520px){.ftr-top{grid-template-columns:1fr}}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .rv,.rv-x{opacity:1;transform:none}
}