/* gonfleur.com — design "atelier pneumatique" — 0 requête externe, polices système */
:root{
  --ink:#122430; --mut:#546873; --bg:#F4F7F9; --card:#FFFFFF; --line:#DCE5EB;
  --steel:#0E4C77; --deep:#0A3151; --sky:#EAF2F8;
  --amber:#F5A623; --cta:#FFA41C; --cta-h:#FF8F00;
  --ok:#1F7A4D; --no:#B3392E;
  --r:14px; --w:1120px;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;font:16px/1.65 var(--sans);color:var(--ink);background:var(--bg)}
img,svg{display:block;max-width:100%}
a{color:var(--steel)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--amber);outline-offset:2px;border-radius:4px}
.wrap{max-width:var(--w);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.top .wrap{display:flex;align-items:center;gap:24px;min-height:64px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800;font-size:1.25rem;letter-spacing:-.02em}
.logo .dot{color:var(--amber)}
.nav{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap}
.nav a{text-decoration:none;color:var(--ink);font-weight:600;font-size:.92rem;padding:8px 12px;border-radius:8px}
.nav a:hover,.nav a[aria-current]{background:var(--sky);color:var(--steel)}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:8px;padding:8px 10px;font:inherit;font-weight:700;cursor:pointer;color:var(--ink)}
.notice{background:var(--deep);color:#CFE2F0;font-size:.8rem;text-align:center;padding:6px 16px}
.notice a{color:#fff}

/* ---------- hero ---------- */
.hero{background:radial-gradient(900px 420px at 85% -60%,#1A6AA3 0%,transparent 60%),var(--deep);color:#fff;padding:56px 0 48px}
.hero h1{font-size:clamp(1.9rem,4.4vw,3rem);line-height:1.12;letter-spacing:-.03em;margin:0 0 14px;font-weight:800;max-width:21ch}
.hero p{color:#BFD6E6;max-width:62ch;margin:0 0 28px}
.hero .eyebrow{color:var(--amber)}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;list-style:none;margin:0;padding:0}
.tiles a{display:block;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-left:4px solid var(--amber);border-radius:12px;padding:14px 16px;text-decoration:none;color:#fff}
.tiles a:hover{background:rgba(255,255,255,.12)}
.tiles strong{display:block;font-size:1.02rem}
.tiles span{color:#A9C4D8;font-size:.85rem}

/* ---------- structure ---------- */
main{padding:36px 0 8px}
.eyebrow{display:block;font-size:.74rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--steel);margin-bottom:8px}
h1{font-size:clamp(1.7rem,3.6vw,2.4rem);line-height:1.15;letter-spacing:-.02em;margin:.2em 0 .5em}
h2{font-size:1.45rem;letter-spacing:-.01em;margin:1.8em 0 .6em}
h3{font-size:1.12rem;margin:1.4em 0 .4em}
.lead{font-size:1.08rem;color:#33475380;color:#334753;max-width:70ch}
.crumbs{font-size:.82rem;color:var(--mut);margin:14px 0 6px}
.crumbs a{color:var(--mut);text-decoration:none}
.crumbs a:hover{color:var(--steel);text-decoration:underline}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
section{margin-bottom:44px}
.disclosure{font-size:.78rem;color:var(--mut);border-left:3px solid var(--amber);padding:6px 12px;background:#fff;border-radius:0 8px 8px 0;margin:18px 0}

/* ---------- signature : barre de pression ---------- */
.psi{margin:10px 0 4px}
.psi .lbl{display:flex;justify-content:space-between;font-size:.78rem;font-weight:700;color:var(--mut);margin-bottom:4px}
.psi .lbl b{color:var(--ink)}
.gauge{height:12px;border-radius:6px;background:repeating-linear-gradient(90deg,var(--line) 0 8%,#fff 8% 10%);overflow:hidden;border:1px solid var(--line)}
.gauge i{display:block;height:100%;background:linear-gradient(90deg,var(--steel),var(--amber));border-radius:6px 0 0 6px}

/* ---------- cartes produit ---------- */
.pick{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 22px 18px;position:relative}
.pick .badge{position:absolute;top:-12px;left:18px;background:var(--steel);color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:99px}
.pick .badge.gold{background:var(--amber);color:var(--deep)}
.pick h3{margin:6px 0 2px}
.pick .for{color:var(--mut);font-size:.88rem;margin:0 0 8px}
.pick .tier{font-weight:700;color:var(--steel);font-size:.85rem}
ul.pro,ul.con{list-style:none;margin:10px 0;padding:0;font-size:.92rem}
ul.pro li::before{content:"+";color:var(--ok);font-weight:800;margin-right:8px}
ul.con li::before{content:"−";color:var(--no);font-weight:800;margin-right:8px}
.verdict{font-size:.92rem;background:var(--sky);border-radius:10px;padding:10px 14px;margin:10px 0 14px}
.btn{display:inline-block;background:var(--cta);color:#141414;font-weight:700;text-decoration:none;padding:11px 22px;border-radius:10px;font-size:.95rem}
.btn:hover{background:var(--cta-h)}
.btn.ghost{background:#fff;border:1.5px solid var(--steel);color:var(--steel)}
.btn.ghost:hover{background:var(--sky)}

/* ---------- encadré verdict rapide ---------- */
.tldr{background:linear-gradient(135deg,var(--deep),var(--steel));color:#fff;border-radius:var(--r);padding:22px 24px;margin:22px 0}
.tldr h2{margin:0 0 8px;font-size:1.15rem;color:var(--amber)}
.tldr p{margin:0 0 14px;color:#DCEAF4}
.tldr a.btn{background:var(--cta);color:#141414}

/* ---------- tableaux ---------- */
.tblwrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:#fff}
table{border-collapse:collapse;width:100%;font-size:.9rem;min-width:640px}
th{background:var(--deep);color:#fff;text-align:left;padding:12px 14px;font-size:.8rem;letter-spacing:.05em;text-transform:uppercase}
td{padding:12px 14px;border-top:1px solid var(--line);vertical-align:top}
tr:nth-child(even) td{background:#F8FBFD}
td .btn{padding:7px 14px;font-size:.85rem;white-space:nowrap}

/* ---------- FAQ ---------- */
.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;margin-bottom:10px;padding:0 18px}
.faq summary{cursor:pointer;font-weight:700;padding:14px 0;list-style:none;position:relative;padding-right:30px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:2px;top:10px;font-size:1.3rem;color:var(--amber);font-weight:800}
.faq details[open] summary::after{content:"−"}
.faq details p{margin-top:0;color:#334753}

/* ---------- maillage / listes de liens ---------- */
.linkgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px 24px;list-style:none;padding:0;margin:0}
.linkgrid a{display:block;padding:7px 0;text-decoration:none;border-bottom:1px dashed var(--line);font-size:.92rem}
.linkgrid a:hover{color:var(--deep);text-decoration:underline}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px 22px}
.card h2,.card h3{margin-top:0}

/* ---------- footer ---------- */
footer{background:var(--deep);color:#B9CFDF;margin-top:56px;padding:44px 0 26px;font-size:.9rem}
footer h2{color:#fff;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;margin:0 0 12px}
footer .cols{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:32px}
footer ul{list-style:none;margin:0;padding:0}
footer li{margin-bottom:7px}
footer a{color:#B9CFDF;text-decoration:none}
footer a:hover{color:#fff;text-decoration:underline}
footer .fine{border-top:1px solid #1D4B72;margin-top:32px;padding-top:18px;font-size:.78rem;color:#8FAEC4}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .grid3,.tiles{grid-template-columns:repeat(2,1fr)}
  footer .cols{grid-template-columns:1fr 1fr}
  .nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;padding:10px 20px 16px}
  .nav.open{display:flex}
  .burger{display:block}
}
@media(max-width:600px){
  .grid2,.grid3,.tiles{grid-template-columns:1fr}
  footer .cols{grid-template-columns:1fr}
  .hero{padding:40px 0 34px}
}