/* =====================================================================
   Unchained Legacy — site vitrine et blog
   Charte : fond blanc, bordeaux #8C1225, anthracite #26282C,
   Barlow Condensed (titres) + Inter (texte).
   ===================================================================== */
@font-face{font-family:Inter;src:url(/assets/fonts/inter-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:Inter;src:url(/assets/fonts/inter-600.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:Inter;src:url(/assets/fonts/inter-700.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:Barlow;src:url(/assets/fonts/barlow-700.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:Barlow;src:url(/assets/fonts/barlow-800.woff2) format("woff2");font-weight:800;font-display:swap}

:root{
  --b:#8C1225; --b2:#6E0E1D; --bt:#F7E9EC; --rose:#E0566B;
  --t:#26282C; --g:#6A6A6C; --s:#C0C0C4; --l:#E7E7EA; --f:#F7F7F8;
  --v:#178A50; --n:#0E0F11;
  --max:1160px; --r:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:#fff;color:var(--t);font:400 17px/1.65 Inter,system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--b)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.titre{font-family:Barlow,"Arial Narrow",sans-serif;font-weight:800;text-transform:uppercase;letter-spacing:.2px;line-height:.95;margin:0}
.sur{font-size:13px;font-weight:700;letter-spacing:3px;text-transform:uppercase;color:var(--b);margin:0 0 14px}
.btn{display:inline-flex;align-items:center;gap:10px;height:54px;padding:0 28px;border-radius:27px;background:var(--b);color:#fff;font-weight:700;font-size:16px;text-decoration:none;transition:background .2s,transform .2s}
.btn:hover{background:var(--b2);transform:translateY(-1px)}
.btn.clair{background:#fff;color:var(--b)}
.btn.contour{background:transparent;color:var(--t);border:2px solid var(--l)}
.btn.contour:hover{border-color:var(--t);background:transparent}
.petit{font-size:14px;color:var(--g)}

/* En-tête */
.entete{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--l)}
.entete .wrap{display:flex;align-items:center;gap:28px;height:72px}
.marque{display:flex;align-items:center;gap:12px;text-decoration:none;flex:none}
.marque img.m{width:38px;height:auto}
.marque img.t{width:178px;height:auto}
.nav{display:flex;gap:26px;margin-left:auto;align-items:center}
.nav a{color:var(--t);text-decoration:none;font-weight:600;font-size:15px}
.nav a:hover{color:var(--b)}
.nav .btn{height:44px;padding:0 22px;font-size:15px;color:#fff;white-space:nowrap}
@media (max-width:860px){.nav a:not(.btn){display:none}.marque img.t{width:130px}.nav .btn{height:40px;padding:0 16px;font-size:14px}}
@media (max-width:380px){.marque img.t{display:none}}

/* Accueil : héros */
.heros{padding:72px 0 40px;overflow:hidden}
.heros .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.heros h1{font-size:clamp(52px,7.2vw,96px)}
.heros h1 span{color:var(--b)}
.heros .intro{font-size:20px;color:var(--g);margin:26px 0 32px;max-width:560px}
.heros .actions{display:flex;gap:14px;flex-wrap:wrap}
.heros .garanties{display:flex;gap:22px;flex-wrap:wrap;margin-top:22px;font-size:14px;font-weight:600;color:var(--g)}
.heros .garanties span::before{content:"✓";color:var(--v);font-weight:800;margin-right:8px}
.scene{position:relative;display:flex;justify-content:center}
.scene::before{content:"";position:absolute;inset:8% -10% 0;background:radial-gradient(closest-side,var(--bt),transparent);z-index:-1}
@media (max-width:900px){.heros .wrap{grid-template-columns:1fr}.heros{padding-top:44px}.scene{margin-top:10px}}

/* Téléphone */
.tel{width:300px;border-radius:46px;background:#16171A;padding:10px;box-shadow:0 40px 90px rgba(38,40,44,.25),inset 0 0 0 2px #2A2B30;position:relative}
.tel::after{content:"";position:absolute;top:20px;left:50%;width:88px;height:24px;margin-left:-44px;border-radius:12px;background:#16171A}
.tel .ecran{border-radius:37px;overflow:hidden;background:#fff;aspect-ratio:9/19.3;padding-top:40px;position:relative}
.tel .ecran img{width:100%}
.tel.grand{width:330px}
.tel.incline{transform:rotate(-3deg)}

/* Bandeau sombre */
.sombre{background:radial-gradient(ellipse at 50% 30%,#2A0A11 0%,var(--n) 65%);color:#fff;padding:110px 0;text-align:center}
.sombre .titre{font-size:clamp(64px,10vw,140px)}
.sombre p{font-size:21px;color:#C9C9CE;max-width:640px;margin:22px auto 0}
.sombre .accent{color:var(--rose)}

/* Sections */
.section{padding:110px 0}
.section.gris{background:var(--f)}
.entete-section{max-width:720px;margin-bottom:56px}
.entete-section.centre{margin-left:auto;margin-right:auto;text-align:center}
.entete-section h2{font-size:clamp(42px,5.4vw,68px)}
.entete-section p{font-size:19px;color:var(--g);margin:18px 0 0}

/* Fonctionnalités alternées */
.fonction{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;margin-bottom:110px}
.fonction:last-child{margin-bottom:0}
.fonction:nth-child(even) .visuel{order:2}
.fonction .visuel{display:flex;justify-content:center}
.fonction h3{font-size:clamp(36px,4.2vw,52px)}
.fonction h3 span{color:var(--b)}
.fonction p{font-size:18px;color:var(--g);margin:18px 0}
.fonction ul{list-style:none;padding:0;margin:22px 0 0}
.fonction li{padding:9px 0 9px 32px;position:relative;font-weight:600}
.fonction li::before{content:"";position:absolute;left:0;top:14px;width:18px;height:18px;border-radius:9px;background:var(--bt) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238C1225' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'><path d='M5 12.5l4.5 4.5L19 7.5'/></svg>") center/12px no-repeat}
@media (max-width:900px){.fonction{grid-template-columns:1fr;gap:36px}.fonction:nth-child(even) .visuel{order:0}}

/* Domaines */
.domaines{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.domaine{background:#fff;border:1px solid var(--l);border-radius:var(--r);padding:30px;transition:border-color .2s,transform .2s,box-shadow .2s}
.domaine:hover{border-color:var(--b);transform:translateY(-3px);box-shadow:0 18px 40px rgba(38,40,44,.08)}
.domaine .ico{width:52px;height:52px;border-radius:14px;background:var(--bt);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.domaine .ico svg{width:26px;height:26px;stroke:var(--b);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.domaine h3{font-family:Barlow,sans-serif;font-weight:800;font-size:30px;text-transform:uppercase;margin:0 0 8px;line-height:1}
.domaine p{margin:0;color:var(--g);font-size:16px}
@media (max-width:900px){.domaines{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.domaines{grid-template-columns:1fr}}

/* Gratuit */
.gratuit{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}
.gratuit .zero{font-family:Barlow,sans-serif;font-weight:800;font-size:clamp(160px,22vw,280px);line-height:.85;color:var(--b)}
.gratuit h2{font-size:clamp(42px,5vw,64px);margin-bottom:22px}
.liste-gratuit{list-style:none;padding:0;margin:0 0 26px}
.liste-gratuit li{display:flex;gap:14px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--l);font-size:17px}
.liste-gratuit li::before{content:"✓";flex:none;width:28px;height:28px;border-radius:14px;background:var(--v);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:15px;margin-top:1px}
.note{font-size:14px;color:var(--g);background:var(--f);border-radius:12px;padding:14px 16px}
@media (max-width:900px){.gratuit{grid-template-columns:1fr;gap:20px}}

/* Cartes d'articles */
.cartes{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.carte{display:flex;flex-direction:column;text-decoration:none;color:inherit;border-radius:var(--r);overflow:hidden;background:#fff;border:1px solid var(--l);transition:transform .2s,box-shadow .2s}
.carte:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(38,40,44,.08)}
.carte .img{aspect-ratio:16/9;background:linear-gradient(150deg,var(--b),#4A0A14);overflow:hidden}
.carte .img img{width:100%;height:100%;object-fit:cover}
.carte .corps{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.carte .cat{font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--b)}
.carte h3{margin:0;font-size:21px;line-height:1.3}
.carte p{margin:0;color:var(--g);font-size:15px;line-height:1.55}
.carte .meta{margin-top:auto;font-size:13px;color:var(--g)}
@media (max-width:900px){.cartes{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.cartes{grid-template-columns:1fr}}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.faq details{border-bottom:1px solid var(--l);padding:6px 0}
.faq summary{cursor:pointer;list-style:none;font-weight:700;font-size:19px;padding:18px 40px 18px 0;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:12px;font-size:30px;font-weight:400;color:var(--b)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 20px;color:var(--g)}

/* Appel final */
.final{text-align:center}
.final .titre{font-size:clamp(64px,10vw,130px)}
.final .btn{margin-top:40px}
.final img.m{width:110px;margin:0 auto 34px;background:#fff;border-radius:55px;padding:16px;box-sizing:content-box}

/* Pied */
.pied{background:var(--n);color:#9A9AA0;padding:64px 0 40px;font-size:14px}
.pied .grille{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.pied h4{color:#fff;font-size:13px;letter-spacing:2px;text-transform:uppercase;margin:0 0 16px}
.pied a{color:#C9C9CE;text-decoration:none;display:block;padding:4px 0}
.pied a:hover{color:#fff}
.pied .bas{border-top:1px solid #26272B;margin-top:48px;padding-top:26px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px}
.pied img.t{width:200px;margin-bottom:16px}
@media (max-width:800px){.pied .grille{grid-template-columns:1fr 1fr}}

/* ── Article ───────────────────────────────────────────────── */
.fil{font-size:14px;color:var(--g);margin:40px 0 18px}
.fil a{color:var(--g);text-decoration:none}
.fil a:hover{color:var(--b)}
.article-tete{max-width:820px;margin:0 auto;text-align:center;padding:0 24px}
.article-tete .cat{display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--b);background:var(--bt);padding:6px 14px;border-radius:20px;text-decoration:none}
.article-tete h1{font-family:Barlow,sans-serif;font-weight:800;text-transform:uppercase;font-size:clamp(40px,5.6vw,68px);line-height:.98;margin:22px 0 20px}
.article-tete .meta{font-size:15px;color:var(--g)}
.article-image{max-width:1040px;margin:44px auto 0;padding:0 24px}
.article-image img{width:100%;border-radius:22px;aspect-ratio:16/8;object-fit:cover}
.article-grille{max-width:1100px;margin:56px auto 0;padding:0 24px;display:grid;grid-template-columns:minmax(0,720px) 300px;gap:60px;justify-content:center}
.contenu{font-size:18.5px;line-height:1.78}
.contenu h2{font-family:Barlow,sans-serif;font-weight:800;text-transform:uppercase;font-size:38px;line-height:1;margin:56px 0 18px;scroll-margin-top:96px}
.contenu h3{font-size:23px;margin:38px 0 12px;scroll-margin-top:96px}
.contenu p{margin:0 0 22px}
.contenu ul,.contenu ol{padding-left:24px;margin:0 0 22px}
.contenu li{margin:6px 0}
.contenu img{border-radius:16px;margin:30px auto}
.contenu blockquote{margin:30px 0;padding:6px 0 6px 24px;border-left:4px solid var(--b);color:var(--g);font-style:italic}
.contenu table{width:100%;border-collapse:collapse;margin:28px 0;font-size:16px}
.contenu th,.contenu td{border-bottom:1px solid var(--l);padding:12px 10px;text-align:left}
.contenu th{background:var(--f);font-weight:700}
.contenu a{text-decoration-thickness:1px;text-underline-offset:3px}
.contenu figure{margin:30px 0}
.contenu figcaption{font-size:14px;color:var(--g);text-align:center;margin-top:-18px}
.cote{position:relative}
.cote .collant{position:sticky;top:100px;display:flex;flex-direction:column;gap:20px}
.sommaire{border:1px solid var(--l);border-radius:var(--r);padding:22px}
.sommaire h4,.encart h4{margin:0 0 12px;font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--g)}
.sommaire a{display:block;color:var(--t);text-decoration:none;font-size:14.5px;padding:6px 0;line-height:1.35}
.sommaire a:hover{color:var(--b)}
.encart{background:var(--n);color:#fff;border-radius:var(--r);padding:26px;background-image:radial-gradient(ellipse at 30% 0%,#3A0D17,transparent 70%)}
.encart h4{color:#C9C9CE}
.encart p{margin:0 0 18px;font-size:16px;line-height:1.5}
.encart .titre{font-size:34px;margin-bottom:12px}
.encart .btn{height:46px;font-size:15px;width:100%;justify-content:center}
.avertissement{font-size:14px;color:var(--g);background:var(--f);border-radius:12px;padding:16px 18px;margin-top:40px}
.cta-article{margin:56px 0 0;border-radius:24px;padding:42px;background:var(--bt);display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}
.cta-article .titre{font-size:40px}
.cta-article p{margin:10px 0 0;color:var(--g)}
@media (max-width:980px){.article-grille{grid-template-columns:1fr}.cote .collant{position:static}.cta-article{grid-template-columns:1fr}}

/* Liste du blog */
.blog-tete{padding:70px 0 40px}
.blog-tete h1{font-size:clamp(54px,7vw,92px)}
.filtres{display:flex;gap:10px;flex-wrap:wrap;margin:30px 0 0}
.filtres a{padding:9px 18px;border-radius:22px;border:1px solid var(--l);text-decoration:none;color:var(--t);font-weight:600;font-size:14px}
.filtres a.actif,.filtres a:hover{background:var(--b);border-color:var(--b);color:#fff}
.pagination{display:flex;justify-content:center;gap:10px;margin:56px 0 0}
.pagination a,.pagination span{min-width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:22px;border:1px solid var(--l);text-decoration:none;color:var(--t);font-weight:600;padding:0 16px}
.pagination span{background:var(--b);color:#fff;border-color:var(--b)}

/* Apparition au défilement (sans JavaScript, le contenu reste visible) */
@media (prefers-reduced-motion:no-preference){
  .js .apparait{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
  .js .apparait.vu{opacity:1;transform:none}
}