/* ============================================================
   COMPONENTS - boutons, liens, cartes, badges, réseaux sociaux
   Composants réutilisables sur toutes les pages.
   ============================================================ */

/* ---------- CTA avec triangle animé (fond sombre) ---------- */
.hero-cta{
  position:relative;display:inline-block;
  margin-top:2.4rem;
  padding:0 0 1rem calc(10px + .9rem);
  border:none;border-bottom:1px solid var(--teal);
  background:none;
  font-family:var(--blair);
  font-size:.85rem;letter-spacing:.14em;text-transform:uppercase;font-weight:300;
  opacity:0;animation:fadein .8s 1.1s forwards;
  transition:padding .45s var(--ease-out);
}
.hero-cta .tri{
  position:absolute;left:0;top:.15em;
  width:0;height:0;
  border-top:10px solid var(--teal-light);border-right:10px solid transparent;
  transition:left .45s var(--ease-out), transform .45s var(--ease-out);
}
.hero-cta:hover{padding-left:0;padding-right:calc(10px + .9rem);}
.hero-cta:hover .tri{left:100%;transform:translateX(-100%) rotate(180deg);}

/* ---------- Lien "voir tout" avec triangle animé ---------- */
.view-all{
  position:relative;display:inline-block;
  margin-top:2.2rem;
  padding:0 0 1rem calc(9px + .8rem);
  font-size:.82rem;letter-spacing:.13em;text-transform:uppercase;font-family:var(--blair);font-weight:300;
  border-bottom:1px solid var(--teal);
  transition:padding .45s var(--ease-out);
}
.view-all .tri{
  position:absolute;left:0;top:.2em;
  width:0;height:0;
  border-top:9px solid var(--teal);border-right:9px solid transparent;
  transition:left .45s var(--ease-out), transform .45s var(--ease-out);
}
.view-all:hover{padding-left:0;padding-right:calc(9px + .8rem);}
.view-all:hover .tri{left:100%;transform:translateX(-100%) rotate(180deg);}

/* ---------- Gabarit de page sombre (réutilisable) ---------- */
.page-dark{
  position:relative;color:#fff;
  padding:8.5rem 3rem 6rem;
  overflow:hidden;
  background:
    radial-gradient(110% 70% at 82% 4%, rgba(120,130,155,.28), transparent 55%),
    linear-gradient(165deg, #3a3f4f 0%, var(--slate) 45%, var(--slate-deep) 100%);
}
.page-dark::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.05'/%3E%3C/svg%3E");
}
.page-inner{position:relative;max-width:1300px;margin:0 auto;}

/* En-tête de page sombre : intitulé + grand titre */
.page-head{max-width:900px;margin-bottom:4.5rem;}
.page-head .eyebrow{color:rgba(255,255,255,.55);margin-bottom:1.2rem;}
.page-head h1{
  font-family:var(--serif);font-weight:400;
  font-size:clamp(2.6rem, 5vw, 4rem);line-height:1.05;
  color:var(--teal-light);
}
.page-head .intro{
  margin-top:1.6rem;
  font-size:clamp(1rem, 1.6vw, 1.2rem);font-weight:300;line-height:1.7;
  color:rgba(255,255,255,.8);max-width:58ch;
}

@media (max-width:900px){
  .page-dark{padding:6.5rem 1.4rem 4rem;}
  .page-head{margin-bottom:3rem;}
}

/* ---------- Sommaire latéral (pages expertise, profil…) ---------- */
.side-nav{position:sticky;top:8.5rem;display:flex;flex-direction:column;gap:1rem;}
.side-nav a{
  display:flex;align-items:center;gap:.8rem;
  font-size:1rem;font-weight:300;color:rgba(255,255,255,.5);
  transition:color .25s ease, transform .35s var(--ease-out);
}
.side-nav a::before{
  content:'';width:9px;height:9px;flex-shrink:0;
  background:transparent;transition:background .25s ease;
}
.side-nav a:hover{color:#fff;transform:translateX(4px);}
.side-nav a.active{color:#fff;}
.side-nav a.active::before{background:var(--teal-light);}

@media (max-width:900px){
  .side-nav{
    position:static;flex-direction:row;flex-wrap:wrap;gap:.8rem 1.4rem;
    padding-bottom:1.5rem;border-bottom:1px solid rgba(255,255,255,.15);
  }
  .side-nav a{font-size:.85rem;}
}

/* ---------- Fil d'Ariane (sur fond sombre) ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;
  margin-bottom:4.5rem;
  font-family:var(--display);font-size:.8rem;font-weight:300;
  color:rgba(255,255,255,.65);
}
.breadcrumb a{transition:opacity .2s;}
.breadcrumb a:hover{opacity:.6;}
.breadcrumb .sep-bc{opacity:.5;}
.breadcrumb .current{
  color:#fff;font-weight:400;
  max-width:52ch;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}

/* ---------- Lien flèche ---------- */
.link-arrow{
  display:inline-flex;align-items:center;gap:.6rem;
  font-size:.82rem;letter-spacing:.05em;font-weight:400;
  border-bottom:1px solid var(--grey-mid);padding-bottom:.3rem;
  transition:border-color .25s;
}
.link-arrow:hover{border-color:var(--ink);}
.link-arrow svg{width:14px;height:14px;transition:transform .25s;}
.link-arrow:hover svg{transform:translateX(4px);}

/* ---------- Puce thématique (coin coupé en haut à droite) ---------- */
.theme-chip{
  display:inline-block;
  background:var(--teal-light);color:#20283a;
  font-size:.82rem;font-weight:400;
  padding:.45rem .85rem;
  clip-path:polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
  transition:background .25s ease;
}
a.theme-chip:hover{background:var(--teal);}

/* ---------- Badge & date ---------- */
.badge{
  background:var(--teal-light);color:#20283a;
  font-size:.7rem;letter-spacing:.13em;text-transform:uppercase;font-family:var(--blair);font-weight:300;
  padding:.5rem .85rem;white-space:nowrap;
}
.date{
  font-size:.75rem;letter-spacing:.13em;text-transform:uppercase;font-family:var(--blair);font-weight:300;
  color:var(--ink-mid);white-space:nowrap;
}
.card-top{
  display:flex;justify-content:space-between;align-items:center;
  gap:1rem;margin-bottom:2rem;
}

/* ---------- Carte à coin coupé ---------- */
.card{
  background:#fff;color:var(--ink-soft);
  padding:3.6rem 2.8rem 3.2rem;
  clip-path:polygon(30px 0, 100% 0, 100% 100%, 0 100%, 0 30px);
  display:flex;flex-direction:column;gap:1.6rem;
  transition:background .35s ease;
}
.card > *{transition:transform .4s var(--ease-out);}
.card:hover{background:var(--cream);}
.card:hover > *{transform:translateX(-6px);}
.card h3{
  font-size:.95rem;font-weight:300;
  letter-spacing:.14em;text-transform:uppercase;font-family:var(--blair);
}
.card p{font-size:.95rem;font-weight:300;color:var(--ink-mid);line-height:1.9;flex-grow:1;}
.card .view-all{margin-top:0;align-self:flex-start;}

/* ---------- Carte actualité mise en avant ---------- */
.featured-card{
  display:block;background:#fff;color:var(--ink-soft);
  padding:3.2rem 2.4rem 3.6rem;
  clip-path:polygon(30px 0, 100% 0, 100% 100%, 0 100%, 0 30px);
  transition:background .35s ease;
}
.featured-card > *{transition:transform .4s var(--ease-out);}
.featured-card:hover{background:var(--cream);}
.featured-card:hover > *{transform:translateX(-6px);}
.featured-card h3{
  font-size:1.5rem;font-weight:400;line-height:1.4;
  margin-bottom:1.8rem;
}
.featured-card p{
  font-size:.92rem;font-weight:300;color:var(--ink-mid);line-height:1.85;
}

/* ---------- Liste d'actualités ---------- */
.news-list{border-top:1px solid rgba(43,49,64,.25);}
.news-item{
  display:block;padding:2.6rem 1rem 2.6rem 0;
  border-bottom:1px solid rgba(43,49,64,.25);
  transition:background .35s ease;
}
.news-item > *{transition:transform .4s var(--ease-out);}
.news-item:hover{background:rgba(255,255,255,.55);}
.news-item:hover > *{transform:translateX(-6px);}
.news-item .card-top{margin-bottom:1.5rem;}
.news-item h3{
  font-size:1.45rem;font-weight:400;line-height:1.45;
  max-width:60ch;
}

/* ---------- Boutons réseaux sociaux ---------- */
.socials{display:flex;gap:.8rem;}
.socials a{
  width:44px;height:44px;
  border:1px solid #4a4f5c;color:#20242e;
  display:flex;align-items:center;justify-content:center;
  transition:background .2s;
}
.socials a:hover{background:rgba(32,36,46,.06);}
.socials svg{width:18px;height:18px;}

/* ---------- Accessibilité : mouvement réduit ---------- */
@media (prefers-reduced-motion:reduce){
  .hero-cta{animation:none;opacity:1;transform:none;}
}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .card{padding:2.6rem 1.8rem;}
  .featured-card{padding:2.4rem 1.6rem 2.8rem;}
  .news-item h3,.featured-card h3{font-size:1.2rem;}
}