/* ============================================================
   cumaq - thème partagé "noir & blanc cassé" (clay) / template NVIDIA
   Utilisé par toutes les pages du site. Monochrome, accessible (WCAG AA).
   ============================================================ */
:root{
  --ink:#06070A;            /* near-black clay */
  --ink-2:#171921;           /* surface sombre */
  --txt:#06070A;
  --paper:#F6F7F9;           /* blanc cassé (fond) */
  --paper-card:#FFFFFF;
  --surface:#EDEEF1;
  --mute:#494B54;            /* AA sur off-white */
  --mute-2:#696B74;
  --line:#E2E3E7;
  --line-2:#CBCCD2;
  --on-dark:#F4F5F7;
  --on-dark-mute:#B7B9C1;
  --ok:#1f7a4d;
  --grad-dark:linear-gradient(135deg,#06070A 0%,#171921 100%);
  --grad-light:linear-gradient(180deg,#FFFFFF 0%,#EDEEF1 100%);
  --radius:12px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{background:var(--paper);color:var(--txt);font-family:'Inter',Arial,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1280px;margin:0 auto;padding:0 32px}
.skip{position:absolute;left:-9999px;background:var(--ink);color:#fff;padding:10px 16px;z-index:300}
.skip:focus{left:0;top:0}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--ink);outline-offset:2px}
h1,h2,h3,h4{letter-spacing:-.02em;line-height:1.1}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;cursor:pointer;border:1px solid transparent;padding:12px 24px;transition:all .15s;border-radius:999px}
.btn-solid-dark{background:var(--ink);color:#fff}
.btn-solid-dark:hover{background:#000;transform:translateY(-1px)}
.btn-solid-light{background:#fff;color:var(--ink)}
.btn-solid-light:hover{transform:translateY(-1px);background:#eceef1}
.btn-out-dark{background:transparent;color:var(--ink);border-color:var(--line-2)}
.btn-out-dark:hover{border-color:var(--ink);background:rgba(0,0,0,.04)}
.btn-out-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-out-light:hover{border-color:#fff;background:rgba(255,255,255,.1)}

/* NAV */
header.site-nav{position:sticky;top:0;z-index:100;background:rgba(246,247,249,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;height:64px;gap:40px}
.brand{font-weight:800;font-size:26px;letter-spacing:-.03em;color:var(--ink)}
.menu{display:flex;gap:30px;align-items:center;height:100%;flex:1}
.menu>a{height:100%;display:flex;align-items:center;font-size:15px;font-weight:500;color:var(--txt);border-bottom:3px solid transparent}
.menu>a:hover,.menu>a.active{border-bottom-color:var(--ink)}
.nav-right{display:flex;align-items:center;gap:8px}
.icon-btn{background:none;border:none;cursor:pointer;color:var(--txt);width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;transition:background .15s}
.icon-btn:hover{background:rgba(6,7,10,.07)}
.icon-btn svg{width:21px;height:21px;display:block}
.menu-btn{display:none}
@media(max-width:1024px){.menu{display:none}.menu-btn{display:inline-flex}}

/* HERO (sombre) */
.hero{position:relative;background:var(--grad-dark);overflow:hidden;color:var(--on-dark)}
.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(900px 520px at 82% 12%,rgba(255,255,255,.08),transparent 60%)}
.hero-in{position:relative;z-index:2;padding:96px 0 84px}
.eyebrow-dark{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--on-dark-mute);margin-bottom:16px}
.hero h1{font-size:clamp(36px,5.4vw,64px);font-weight:800;letter-spacing:-.03em;max-width:880px;color:#fff}
.hero p.sub{color:rgba(244,245,247,.82);font-size:clamp(17px,1.6vw,21px);margin-top:18px;max-width:660px}
.hero .cta{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap}

/* STATEMENT / MANIFESTE */
.statement{padding:80px 0;border-bottom:1px solid var(--line);background:var(--grad-light)}
.statement p{font-size:clamp(24px,3.4vw,42px);font-weight:800;letter-spacing:-.03em;line-height:1.18;max-width:1100px}
.statement .src{display:block;margin-top:20px;font-size:14px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--mute-2)}

/* SECTIONS */
.sec{padding:64px 0}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:28px;gap:20px;flex-wrap:wrap}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--mute-2)}
.sec-head h2{font-size:clamp(26px,3vw,40px);font-weight:800}
.sec-head a{color:var(--ink);font-weight:600;font-size:15px;white-space:nowrap;text-decoration:underline;text-underline-offset:4px}
.lead{color:var(--mute);font-size:18px;max-width:680px;margin-top:14px}
.center{text-align:center}.center .lead{margin-left:auto;margin-right:auto}

/* GRID + CARDS */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.grid.g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:1100px){.grid,.grid.g3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid,.grid.g3,.grid.g2{grid-template-columns:1fr}}
.card{background:var(--paper-card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:box-shadow .2s,transform .2s,border-color .2s}
.card:hover{border-color:var(--line-2);transform:translateY(-3px);box-shadow:0 14px 36px rgba(6,7,10,.10)}
.card-body{padding:24px;display:flex;flex-direction:column}
.card-cat{color:var(--mute-2);font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}
.card-body h3{font-size:19px;font-weight:700;margin:8px 0 12px;line-height:1.3}
.card-body p{color:var(--mute);font-size:15px}
.card ul{list-style:none;margin-top:8px;display:flex;flex-direction:column;gap:9px}
.card li{font-size:14px;color:var(--txt);display:flex;gap:10px}
.card li:before{content:"";flex-shrink:0;margin-top:4px;width:6px;height:11px;border:solid var(--ink);border-width:0 2px 2px 0;transform:rotate(45deg);background:none}
.more{margin-top:16px;color:var(--ink);font-weight:600;font-size:14px}

/* STAT STRIP */
.stripe{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:48px 0}
@media(max-width:680px){.stats{grid-template-columns:repeat(2,1fr);gap:30px}}
.stat .n{font-size:clamp(30px,3vw,42px);font-weight:800;letter-spacing:-.03em}
.stat .l{color:var(--mute);font-size:14px;margin-top:4px}

/* PRICING TIERS */
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:900px){.tiers{grid-template-columns:1fr}}
.tier{border:1px solid var(--line);padding:30px;display:flex;flex-direction:column;background:var(--paper-card);border-radius:var(--radius)}
.tier.best{border-color:var(--ink);border-width:2px}
.tier .lvl{font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--mute-2)}
.tier.best .lvl{color:var(--ink)}
.tier .tagbest{display:inline-block;align-self:flex-start;background:var(--ink);color:#fff;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:5px 11px;border-radius:999px;margin-bottom:12px}
.tier .price{font-size:40px;font-weight:800;letter-spacing:-.03em;margin:8px 0 2px}
.tier .price small{font-size:15px;font-weight:500;color:var(--mute)}
.tier .tagline{color:var(--mute);font-size:14px;margin-bottom:18px}
.tier ul{list-style:none;display:flex;flex-direction:column;gap:11px;margin-bottom:22px}
.tier li{font-size:14px;color:var(--txt);display:flex;gap:10px}
.tier li:before{content:"";flex-shrink:0;margin-top:4px;width:6px;height:11px;border:solid var(--ink);border-width:0 2px 2px 0;transform:rotate(45deg);background:none}.tier.neg li{color:var(--muted,#5b6470)}.tier.neg li:before{content:"";flex-shrink:0;margin-top:6px;width:9px;height:9px;border:0;border-radius:50%;background:var(--muted,#9aa1ac);transform:none;opacity:.55}
.tier .btn{margin-top:auto;justify-content:center}

/* TOGGLE (mensuel/annuel) */
.toggle{display:inline-flex;align-items:center;gap:14px;font-weight:600;font-size:15px;justify-content:center}
.toggle .sw{width:52px;height:28px;border-radius:999px;background:var(--line-2);position:relative;cursor:pointer;border:none;transition:background .2s}
.toggle .sw[aria-checked="true"]{background:var(--ink)}
.toggle .sw:after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;transition:transform .2s}
.toggle .sw[aria-checked="true"]:after{transform:translateX(24px)}
.badge-mini{background:var(--ink);color:#fff;font-size:11px;font-weight:700;padding:3px 8px;border-radius:6px}

/* TABLE comparaison */
.cmp{width:100%;border-collapse:collapse;font-size:14px;background:var(--paper-card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.cmp th,.cmp td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line)}
.cmp thead th{font-weight:700;background:var(--surface)}
.cmp td+td,.cmp th+th{text-align:center}
.cmp .grp td{background:var(--surface);font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:12px;color:var(--mute)}
.cmp .yes{color:var(--ink);font-weight:700}
.cmp .no{color:var(--line-2)}
.cmp-scroll{overflow-x:auto}

/* FORMS */
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--mute);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line-2);border-radius:8px;font:400 15px 'Inter',sans-serif;color:var(--ink);background:#fff;outline:none}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--ink)}
.field textarea{min-height:120px;resize:vertical}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--mute)}
.check input{width:18px;height:18px;margin-top:2px;flex-shrink:0}
.info-card{background:var(--paper-card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin-bottom:14px}
.info-card .k{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--mute-2)}
.info-card .v{font-size:16px;font-weight:600;margin-top:3px}

/* FAQ accordéon */
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--paper-card);margin-bottom:12px;overflow:hidden}
.faq-q{width:100%;text-align:left;background:none;border:none;cursor:pointer;padding:18px 20px;font:600 16px 'Inter',sans-serif;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-q .chev{transition:transform .2s;flex-shrink:0}
.faq-item.open .faq-q .chev{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;color:var(--mute);font-size:15px}
.faq-item.open .faq-a{max-height:400px}
.faq-a .inner{padding:0 20px 18px}

/* TAGS / marquee */
.tags{display:flex;flex-wrap:wrap;gap:10px}
.tag{border:1px solid var(--line-2);border-radius:999px;padding:9px 18px;font-size:14px;color:var(--mute)}

/* BAND CTA */
.band{background:var(--grad-dark);color:#fff;text-align:center;padding:84px 0}
.band h2{font-size:clamp(28px,4vw,46px);font-weight:800}
.band p{color:rgba(244,245,247,.8);max-width:640px;margin:16px auto 0}
.band .cta{margin-top:30px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* FOOTER */
footer.site-foot{background:var(--ink);color:#b7b9c1;padding:56px 0 30px;font-size:14px}
.fcols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px;margin-bottom:40px}
@media(max-width:860px){.fcols{grid-template-columns:repeat(2,1fr)}}
.fcols .about{max-width:320px;color:#9a9ca4}
.fcols .brand{color:#fff}
.fcols h4{color:#fff;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin:0 0 14px}
.fcols a{display:block;color:#9a9ca4;margin-bottom:9px}
.fcols a:hover{color:#fff}
.fbar{border-top:1px solid #2a2c34;padding-top:22px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;color:#8a8c94;font-size:13px}
.fbar .brand{color:#fff;font-size:20px;font-weight:800}

/* utils */
.fade-up{opacity:0;transform:translateY(16px);transition:opacity .5s,transform .5s}
.fade-up.in{opacity:1;transform:none}

@media(max-width:1024px){.nav-right .btn{display:none}}
@media(max-width:1024px){
header.nav-open .menu{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;height:auto;background:var(--paper,#fff);border-bottom:1px solid var(--line,#e6e8ec);padding:6px 24px 14px;gap:0;z-index:200;box-shadow:0 18px 44px -22px rgba(6,7,10,.45)}
header.nav-open .menu>a{height:auto;padding:15px 2px;border-bottom:1px solid var(--line,#e6e8ec)}
header.nav-open .menu>a:last-child{border-bottom:none}
}
@media(max-width:1024px){.nav-right{margin-left:auto}}