/* IZENINFO – pages de contenu (expertises, études de cas). Mêmes repères que la page d'accueil. */
:root{
  --paper:#0C1220;--surface:#121A2B;--raise:#18233A;--sunk:#16203A;--ink:#F5F8FD;--muted:#D5DDEB;--dim:#94A1BA;
  --line:rgba(234,240,250,.16);--line-2:rgba(234,240,250,.30);
  --accent:#86ADFF;--accent-hi:#B9D0FF;--btn:#3566E8;--btn-hi:#2C5FE0;--accent-soft:rgba(110,155,255,.09);
  --display:"Archivo","Helvetica Neue",Arial,sans-serif;--body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;--mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  --gutter:clamp(16px,4vw,56px);color-scheme:dark
}
*{box-sizing:border-box}
html{background:var(--paper);scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:500 17px/1.7 var(--body);padding-inline:var(--gutter);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent-hi);text-underline-offset:3px}
a:hover{color:#fff}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{max-width:1120px;margin:0 auto}
.narrow{max-width:760px}
h1,h2,h3{font-family:var(--display);font-weight:800;font-stretch:112%;letter-spacing:-.02em;line-height:1.05;margin:0;text-wrap:balance;overflow-wrap:break-word;hyphens:auto}
h1 em,h2 em{font-style:normal;color:#9DBDFF}
p{margin:0 0 1em}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;z-index:10;background:var(--btn);color:#fff;padding:10px 14px;border-radius:6px}

/* En-tête */
.top{display:flex;align-items:center;gap:20px;min-height:76px;border-bottom:1px solid var(--line)}
.logo{display:inline-flex;align-items:center;gap:0;font:800 20px/1 var(--display);font-stretch:115%;letter-spacing:.04em;color:var(--ink);text-decoration:none}
.logo span{color:var(--accent)}
.top nav{margin-left:auto;display:flex;gap:22px;align-items:center}
.top nav a{color:var(--muted);text-decoration:none;font-size:15px}
.top nav a:hover{color:#fff}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:6px;border:1px solid var(--line-2);color:var(--ink);text-decoration:none;font:600 16px/1.25 var(--body);text-align:center;padding-block:10px;transition:background .2s,border-color .2s}
.btn:hover{border-color:var(--accent);color:#fff}
.btn.primary{background:var(--btn);border-color:var(--btn);color:#fff;box-shadow:0 8px 20px -10px rgba(58,108,255,.7)}
.btn.primary:hover{background:var(--btn-hi);border-color:var(--btn-hi)}
.top .btn{min-height:42px;padding:0 16px;font-size:15px}
@media (max-width:820px){.top nav a:not(.btn){display:none}}

/* Fil d'Ariane + hero */
.crumbs{margin:28px 0 0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:6px;font:500 13px/1.4 var(--mono);color:var(--dim)}
.crumbs li+li::before{content:"/";margin-right:6px;color:var(--line-2)}
.crumbs a{color:var(--dim);text-decoration:none}.crumbs a:hover{color:#fff}
.hero{padding:clamp(40px,7vw,88px) 0 clamp(32px,5vw,56px)}
.kicker{display:flex;align-items:center;gap:10px;font:600 13px/1.3 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:0 0 18px}
.kicker::before{content:"";width:28px;height:1px;background:currentColor;flex:none}
.hero h1{font-size:clamp(36px,6vw,76px);max-width:16ch}
.lead{font-size:clamp(18px,2vw,21px);color:var(--muted);max-width:60ch;margin-top:24px}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
@media (max-width:520px){.ctas .btn{width:100%}}

/* Contenu */
section{padding:clamp(48px,7vw,88px) 0 0}
section h2{font-size:clamp(28px,3.6vw,44px);margin-bottom:20px}
section h3{font-size:22px;margin:0 0 8px;font-stretch:108%}
.prose p,.prose li{color:var(--muted)}
.prose strong{color:var(--ink)}
.prose ul{padding-left:1.2em}
.prose li{margin:.35em 0}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:24px}
.card p{color:var(--muted);margin:0;font-size:16px}
.card .num{font:600 13px/1 var(--mono);color:var(--accent);letter-spacing:.1em;margin-bottom:14px;display:block}
.price{display:flex;align-items:baseline;gap:8px;margin:6px 0 12px}
.price b{font:800 34px/1 var(--display);font-stretch:110%}
.price span{color:var(--dim);font-size:14px}
.checks{list-style:none;padding:0;margin:14px 0 0}
.checks li{position:relative;padding-left:26px;margin:8px 0;color:var(--muted);font-size:16px}
.checks li::before{content:"";position:absolute;left:2px;top:.55em;width:12px;height:7px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,5vw,64px);align-items:start}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.note{font-size:14px;color:var(--dim)}

/* Captures */
.shot{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#000}
.shot .bar{display:flex;align-items:center;gap:6px;height:30px;padding:0 12px;background:var(--raise);font:500 12px/1 var(--mono);color:var(--dim)}
.shot .bar i{width:8px;height:8px;border-radius:50%;background:var(--line-2)}
.shot .bar span{margin-left:8px}
figure{margin:0}
figcaption{font-size:14px;color:var(--dim);margin-top:10px}
.gallery{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr))}
.phone-wrap{display:flex;gap:24px;align-items:flex-end}
.phone{width:min(200px,30%);flex:none;border:6px solid #1F2A40;border-radius:22px;overflow:hidden;background:#000}

/* FAQ */
.faq details{border-top:1px solid var(--line);padding:18px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:600;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";color:var(--accent);font:600 22px/1 var(--mono)}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);margin:12px 0 0}

/* Bandeau devis */
.cta-band{margin:clamp(56px,8vw,104px) 0 0;padding:clamp(28px,5vw,56px);border:1px solid var(--line);border-radius:10px;background:linear-gradient(135deg,rgba(77,124,255,.22),rgba(77,124,255,.04) 60%),var(--surface)}
.cta-band h2{font-size:clamp(26px,3.4vw,40px);margin-bottom:12px}
.cta-band p{color:var(--muted);max-width:56ch}
.links{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.links a{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border:1px solid var(--line);border-radius:999px;text-decoration:none;color:var(--ink);font-size:15px}
.links a:hover{border-color:var(--accent)}

.logo{letter-spacing:.01em!important}
.logo .mk{width:1.5em;height:1.5em;margin-right:.42em;flex:none;overflow:visible}
.logo .dot{fill:var(--accent);transform-box:fill-box;transform-origin:center}
@media (prefers-reduced-motion:no-preference){.logo .dot{animation:dotpulse 2.4s ease-in-out infinite}
}
@keyframes dotpulse{50%{opacity:.55;transform:scale(.8)}
}

/* Pied de page */
.foot{margin-top:clamp(56px,8vw,104px);padding:32px 0 40px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px 28px;font:500 13px/1.6 var(--mono);color:var(--dim)}
.foot a{color:var(--muted);text-decoration:none}.foot a:hover{color:#fff}
.foot .grow{flex:1 1 auto}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}