/* Style commun des pages de contenu de cosytv.fr : guides, installation, page Guides, pages légales */
@font-face{font-family:"Inter";src:url(/polices/inter.woff2) format("woff2");font-weight:400 800;font-display:swap}
:root{--fond:#07070a;--fond2:#0d0d12;--carte:rgba(255,255,255,.035);--ligne:rgba(255,255,255,.08);--or:#E8B04B;--or2:#f6d38a;--texte:#f1f2f6;--doux:#9ba1ad;--doux2:#c9ccd4}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--fond);color:var(--texte);font:17.5px/1.75 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:100;opacity:.045;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
a{color:var(--or);text-underline-offset:3px;text-decoration-thickness:1px}
img{max-width:100%}
.l{max-width:1180px;margin:0 auto;padding:0 24px}

/* Barre de progression de lecture */
.progression{position:fixed;top:0;left:0;height:3px;width:0;z-index:70;background:linear-gradient(90deg,var(--or2),var(--or));box-shadow:0 0 12px rgba(232,176,75,.6)}

/* En-tête (comme l'accueil) */
header{position:sticky;top:0;z-index:50;background:rgba(7,7,10,.72);backdrop-filter:saturate(160%) blur(18px);-webkit-backdrop-filter:saturate(160%) blur(18px);border-bottom:1px solid var(--ligne)}
header .l{display:flex;align-items:center;gap:22px;height:68px}
.marque{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.14em;text-decoration:none;font-size:15px;color:#fff}
.marque span{color:var(--or)}
.marque img{filter:drop-shadow(0 0 12px rgba(232,176,75,.35))}
header nav{margin-left:auto;display:flex;gap:26px;font-size:15px}
header nav a{color:var(--doux);text-decoration:none;transition:color .2s} header nav a:hover,header nav a.ici{color:#fff}
.btn{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(180deg,var(--or2),var(--or) 60%,#d49a33);color:#120d02;font-weight:750;text-decoration:none;border-radius:999px;padding:14px 26px;
  box-shadow:0 10px 30px -8px rgba(232,176,75,.55),inset 0 1px 0 rgba(255,255,255,.5);transition:transform .2s,box-shadow .2s;white-space:nowrap;line-height:1.2}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 40px -10px rgba(232,176,75,.7),inset 0 1px 0 rgba(255,255,255,.5)}
.btn.petit{padding:9px 18px;font-size:15px}
.btn.verre{background:rgba(255,255,255,.06);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.14)}
@media(max-width:860px){header nav{display:none}.btn.petit{margin-left:auto}}

/* Haut de page */
.tete{position:relative;padding:64px 0 46px;overflow:hidden;isolation:isolate;border-bottom:1px solid var(--ligne)}
.tete:before{content:"";position:absolute;z-index:-1;width:900px;height:520px;left:50%;top:-260px;transform:translateX(-50%);border-radius:50%;filter:blur(80px);background:rgba(232,176,75,.16)}
.tete:after{content:"";position:absolute;z-index:-2;inset:0;opacity:.07;background:url(/affiches/sommets.svg) center 30%/cover;-webkit-mask-image:linear-gradient(180deg,#000,transparent);mask-image:linear-gradient(180deg,#000,transparent)}
.tete h1,.tete .chapo{max-width:880px}
.tete.etroit .l{max-width:900px}
.fil{color:var(--doux);font-size:14px;margin-bottom:18px}.fil a{color:var(--doux);text-decoration:none}.fil a:hover{color:#fff}
.puce-cat{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--or2);background:rgba(232,176,75,.08);border:1px solid rgba(232,176,75,.28);border-radius:999px;padding:5px 13px}
.puce-cat i{width:6px;height:6px;border-radius:50%;background:var(--or);box-shadow:0 0 10px var(--or)}
h1{font-size:clamp(34px,5vw,58px);line-height:1.05;letter-spacing:-.04em;margin:18px 0 18px;font-weight:800}
.chapo{color:var(--doux2);font-size:clamp(18px,2vw,21px);line-height:1.6;margin:0 0 22px;max-width:760px}
.meta{display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--doux);font-size:14px}
.meta span{display:inline-flex;align-items:center;gap:7px}
.meta svg{width:15px;height:15px;color:var(--or)}

/* Mise en page article + sommaire */
.corps{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:64px;padding-top:44px;padding-bottom:30px}
.corps.seul{grid-template-columns:minmax(0,1fr);max-width:900px}
@media(max-width:1060px){.corps{grid-template-columns:minmax(0,1fr)}.sommaire-lat{display:none}}
article{max-width:760px;min-width:0}
.sommaire-lat{position:sticky;top:96px;align-self:start;font-size:14.5px}
.sommaire-lat b{display:block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--doux);margin-bottom:12px}
#som a{display:block;color:var(--doux);text-decoration:none;padding:6px 0 6px 14px;border-left:2px solid var(--ligne);line-height:1.4;transition:color .2s,border-color .2s}
#som a:hover{color:#fff}
#som a.actif{color:#fff;border-left-color:var(--or)}
.sommaire-lat .btn{margin-top:22px;width:100%;justify-content:center}

/* Texte */
article h2{font-size:clamp(25px,2.8vw,32px);line-height:1.2;letter-spacing:-.03em;margin:56px 0 14px;font-weight:800}
article h2:first-child{margin-top:8px}
article h3{font-size:20px;letter-spacing:-.015em;margin:32px 0 6px;font-weight:700}
article p,article li{color:var(--doux2)}
article b,article strong{color:#fff;font-weight:650}
article ul,article ol{padding-left:0;margin:14px 0;list-style:none}
article li{margin:9px 0;padding-left:30px;position:relative}
article ul>li:before{content:"";position:absolute;left:4px;top:12px;width:13px;height:7px;border-left:2px solid var(--or);border-bottom:2px solid var(--or);transform:rotate(-45deg)}
article ol{counter-reset:n}
article ol>li{counter-increment:n}
article ol>li:before{content:counter(n);position:absolute;left:0;top:3px;width:22px;height:22px;border-radius:50%;background:rgba(232,176,75,.14);color:var(--or);font-size:12.5px;font-weight:800;display:grid;place-items:center;line-height:1}
.maj{color:var(--doux);font-size:14px}
.encadre{background:var(--carte);border:1px solid var(--ligne);border-radius:22px;padding:24px 28px;margin:30px 0}
.encadre h3{margin-top:0}
.encadre>*:last-child{margin-bottom:0}
.encadre.or{position:relative;overflow:hidden;border-color:rgba(232,176,75,.4);background:radial-gradient(80% 140% at 100% 0%,rgba(232,176,75,.16),transparent 60%),var(--fond2);padding:34px 34px}
.encadre.or h3{font-size:24px;letter-spacing:-.02em}
.encadre.or .btn{margin-top:8px}
table{width:100%;border-collapse:collapse}
th{color:#fff;text-align:left;font-size:14px;letter-spacing:.02em}
td,th{padding:12px 10px;border-top:1px solid var(--ligne)}
thead th{border-top:0}

/* Questions */
details{border-bottom:1px solid var(--ligne);padding:20px 4px}
details:first-of-type{border-top:1px solid var(--ligne)}
summary{cursor:pointer;font-weight:650;font-size:17.5px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;color:#fff}
summary::-webkit-details-marker{display:none}
summary:after{content:"";flex:none;width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.06) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23E8B04B' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M12 6v12M6 12h12'/%3E%3C/svg%3E") center/14px no-repeat;transition:transform .3s}
details[open] summary:after{transform:rotate(45deg)}
details p,details li{color:var(--doux2);margin:12px 0 0}

/* À lire aussi */
.autres{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}
@media(max-width:700px){.autres{grid-template-columns:1fr}}
.autres a,.carteg{display:block;background:var(--carte);border:1px solid var(--ligne);border-radius:18px;padding:18px 20px;text-decoration:none;color:#fff;font-weight:650;font-size:16px;line-height:1.4;transition:border-color .2s,transform .2s,background .2s}
.autres a:after{content:"Lire le guide →";display:block;color:var(--or);font-size:13.5px;font-weight:600;margin-top:8px}
.autres a:hover,.carteg:hover{border-color:rgba(232,176,75,.45);transform:translateY(-2px);background:rgba(232,176,75,.04)}

/* Page Guides */
.cat{margin-top:54px}.cat:first-child{margin-top:10px}
.cat h2{font-size:clamp(25px,2.8vw,32px);letter-spacing:-.03em;margin:0 0 4px}
.sous{color:var(--doux);margin:0 0 18px}
.grilleg{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(max-width:700px){.grilleg{grid-template-columns:1fr}}
.carteg{padding:24px 24px 22px;font-weight:400}
.carteg b{display:block;color:#fff;font-size:19px;margin-bottom:8px;letter-spacing:-.015em;line-height:1.3}
.carteg span{color:var(--doux);font-size:15px;display:block}
.carteg:after{content:"Lire le guide →";display:block;color:var(--or);font-size:13.5px;font-weight:600;margin-top:12px}

/* Guide d'installation */
.besoin{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:6px 0 10px}
@media(max-width:760px){.besoin{grid-template-columns:1fr}}
.besoin div{background:var(--carte);border:1px solid var(--ligne);border-radius:18px;padding:18px 20px;color:var(--doux2);font-size:15px;line-height:1.55}
.besoin b{display:block;color:#fff;font-size:16px;margin-bottom:4px}
.sommaire{background:var(--carte);border:1px solid var(--ligne);border-radius:20px;padding:20px 26px;margin:22px 0 10px}
.sommaire ol{margin:10px 0 0}
.sommaire a{color:var(--doux2);text-decoration:none} .sommaire a:hover{color:#fff}
.etape{background:var(--carte);border:1px solid var(--ligne);border-radius:24px;padding:30px 32px;margin-top:22px;position:relative}
.etape h2{margin:0 0 12px !important;font-size:24px;display:flex;align-items:center;gap:14px}
.etape h2 i{font-style:normal;display:grid;place-items:center;flex:none;width:40px;height:40px;border-radius:50%;background:linear-gradient(180deg,var(--or2),var(--or));color:#120d02;font-weight:900;font-size:18px;box-shadow:0 8px 20px -6px rgba(232,176,75,.6)}
.code{display:inline-block;background:#fff;color:#000;font-weight:800;border-radius:10px;padding:3px 12px;letter-spacing:.5px;font-size:20px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.btnTv{display:inline-block;border:1px solid #3a3d48;border-radius:8px;padding:0 9px;font-weight:700;color:#fff;font-size:15px;white-space:nowrap;background:rgba(255,255,255,.04)}
.astuce{border-left:3px solid var(--or);background:rgba(232,176,75,.07);border-radius:0 14px 14px 0;padding:14px 18px;margin-top:16px;font-size:16px;color:#d8dae0}
.attention{border-left:3px solid #f04848;background:rgba(240,72,72,.07);border-radius:0 14px 14px 0;padding:14px 18px;margin-top:16px;font-size:16px;color:#d8dae0}
.chemin{color:#fff;font-weight:600}
h2.section{font-size:clamp(25px,2.8vw,32px);letter-spacing:-.03em;margin:60px 0 8px}
.fin{text-align:center;margin:50px 0 10px}

/* Pied de page (comme l'accueil) */
footer{border-top:1px solid var(--ligne);padding:40px 0 50px;color:var(--doux);font-size:14px;margin-top:60px}
footer .l{display:flex;flex-wrap:wrap;gap:12px 26px;align-items:center}
footer a{color:var(--doux);text-decoration:none;transition:color .2s} footer a:hover{color:#fff}
footer .droit{margin-left:auto}
.avert{font-size:13px;color:#6b707b;margin-top:12px;width:100%}
@media(max-width:620px){.encadre{padding:18px 18px}.encadre.or{padding:24px 20px}.etape{padding:22px 18px}body{font-size:17px}article li{padding-left:28px}}