:root{
  --blanc:#f4f0ec;
  --noir:#161515;
  --vert:#0b7038;
  --vert-2:#29874f;
  --jaune:#ffb649;
  --jaune-2:#ce873a;
  --rouge:#c12932;
  --rouge-2:#8e202a;
  --bleu:#0f256a;
  --bleu-2:#2450bc;
  --gris:#bcb9b7;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Work Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  background:var(--blanc);color:var(--noir);line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}

/* Header */
header{background:var(--bleu);position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(255,255,255,.12)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand svg{width:38px;height:32px;flex-shrink:0}
.brand span{color:var(--blanc);font-weight:500;letter-spacing:.14em;font-size:.72rem;line-height:1.25;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none}
.nav-links a{color:var(--blanc);text-decoration:none;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;font-weight:500}
.nav-links a:hover{color:var(--jaune)}
.btn{
  display:inline-block;background:var(--jaune);color:var(--bleu);
  font-weight:700;text-decoration:none;border:none;cursor:pointer;
  padding:13px 30px;border-radius:999px;font-size:.85rem;
  letter-spacing:.08em;text-transform:uppercase;font-family:inherit;
  transition:transform .15s ease, box-shadow .15s ease;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.18)}
.btn.rouge{background:var(--rouge);color:var(--blanc)}
@media(max-width:820px){.nav-links li:not(:last-child){display:none}}

/* Bandeau titre (index + article) */
.head-band{background:var(--bleu);color:var(--blanc);padding:64px 0 72px;position:relative;overflow:hidden}
.head-band .bubbles{position:absolute;inset:0;pointer-events:none;opacity:.5}
.head-band .bubbles span{position:absolute;border:1px solid rgba(244,240,236,.35);border-radius:999px}
.head-band .bubbles span:nth-child(1){width:320px;height:104px;top:-36px;right:-56px}
.head-band .bubbles span:nth-child(2){width:200px;height:64px;bottom:-20px;left:-60px}
.kicker{
  display:inline-block;color:var(--blanc);border-radius:999px;padding:7px 18px;
  font-size:.72rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;margin-bottom:18px;
}
.k-bleu{background:var(--bleu-2)} .k-rouge{background:var(--rouge)}
.k-vert{background:var(--vert)} .k-jaune{background:var(--jaune);color:var(--noir)}
.head-band h1{font-size:clamp(1.9rem,4vw,2.9rem);font-weight:700;line-height:1.12;letter-spacing:-.01em;max-width:820px}
.head-band .meta{margin-top:18px;font-size:.85rem;color:#c9c6d6;font-weight:300}

/* Liste d'articles */
.alist{padding:72px 0}
.agrid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.acard{
  border-radius:20px;padding:30px 28px;text-decoration:none;color:var(--blanc);
  display:flex;flex-direction:column;min-height:230px;
  transition:transform .18s ease;position:relative;overflow:hidden;
}
.acard:hover{transform:translateY(-5px)}
.acard.bleu{background:var(--bleu)} .acard.rouge{background:var(--rouge)}
.acard.vert{background:var(--vert)} .acard.noir{background:var(--noir)}
.acard .cat{font-size:.7rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--jaune);margin-bottom:12px}
.acard h2{font-size:1.28rem;font-weight:700;line-height:1.22;margin-bottom:10px}
.acard p{font-size:.88rem;font-weight:300;color:rgba(244,240,236,.85)}
.acard .go{margin-top:auto;padding-top:16px;font-size:.78rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--jaune)}
@media(max-width:780px){.agrid{grid-template-columns:1fr}.acard{min-height:0}}

/* Article */
article{max-width:780px;margin:0 auto;padding:64px 24px 48px}
article p{margin-bottom:18px;font-size:1.02rem}
article h2{font-size:1.5rem;font-weight:700;line-height:1.2;margin:38px 0 14px;display:flex;align-items:center;gap:10px}
article h2::before{content:"";width:18px;height:14px;border-radius:5px 5px 5px 0;flex-shrink:0;background:var(--acc,#c12932)}
article h3{font-size:1.12rem;font-weight:600;margin:26px 0 10px}
article ul,article ol{margin:0 0 18px 22px}
article li{margin-bottom:8px;font-size:1rem}
article strong{font-weight:600}
article em{font-style:italic}
article .intro{
  font-size:1.12rem;font-weight:300;border-left:3px solid var(--acc,#c12932);
  padding-left:20px;margin-bottom:28px;color:#3a3836;
}
.tip{background:var(--noir);color:var(--blanc);border-radius:14px;padding:20px 24px;margin:26px 0;font-size:.95rem}
.tip b{color:var(--jaune);text-transform:uppercase;font-size:.72rem;letter-spacing:.12em;display:block;margin-bottom:6px}
.vocab{width:100%;border-collapse:collapse;margin:10px 0 24px;font-size:.92rem}
.vocab th{text-align:left;background:var(--acc,#c12932);color:var(--blanc);padding:9px 14px;font-weight:600;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}
.vocab td{padding:8px 14px;border-bottom:1px solid #ddd9d4;vertical-align:top}
.vocab td:first-child{font-weight:600}
.vocab tr:nth-child(even) td{background:#eeeae5}
.acc-bleu{--acc:#0f256a}.acc-rouge{--acc:#c12932}.acc-vert{--acc:#0b7038}.acc-jaune{--acc:#ce873a}

/* CTA fin d'article */
.article-cta{
  max-width:780px;margin:0 auto 72px;padding:0 24px;
}
.article-cta .inner{
  background:var(--vert);color:var(--blanc);border-radius:20px;padding:34px 32px;
  position:relative;overflow:hidden;
}
.article-cta .inner::after{content:"";position:absolute;right:-46px;top:-46px;width:170px;height:170px;border-radius:50%;background:var(--vert-2)}
.article-cta h2{font-size:1.4rem;font-weight:700;margin-bottom:10px;position:relative;z-index:2}
.article-cta p{font-weight:300;margin-bottom:20px;max-width:520px;position:relative;z-index:2}
.article-cta .btn{position:relative;z-index:2;margin-right:10px;margin-bottom:8px}
.article-cta .btn.ghost{background:transparent;border:1.5px solid var(--blanc);color:var(--blanc)}

/* Footer */
footer{background:var(--noir);color:var(--blanc);padding:48px 0}
.foot{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.foot .brand span{font-size:.66rem}
.foot-links{display:flex;gap:22px;list-style:none;flex-wrap:wrap}
.foot-links a{color:var(--gris);text-decoration:none;font-size:.82rem}
.foot-links a:hover{color:var(--jaune)}
.socials{display:flex;gap:14px}
.socials a{color:var(--jaune);display:inline-flex}
.socials svg{width:22px;height:22px}
.socials a:hover{color:var(--blanc)}
.credit{width:100%;border-top:1px solid #2a2828;margin-top:30px;padding-top:20px;font-size:.72rem;color:#8a8886;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* Animations */
.nav-links a:not(.btn){position:relative;padding-bottom:3px}
.nav-links a:not(.btn)::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--jaune);transition:width .25s ease}
.nav-links a:not(.btn):hover::after{width:100%}
.acard{transition:transform .22s ease,box-shadow .22s ease}
.acard:hover{box-shadow:0 18px 40px rgba(22,21,21,.28)}
.acard .go{display:inline-block;transition:transform .2s ease}
.acard:hover .go{transform:translateX(6px)}
.socials a{transition:transform .2s ease}
.socials a:hover{transform:translateY(-3px) scale(1.15)}
.brand svg{transition:transform .3s ease}
.brand:hover svg{transform:rotate(-6deg) scale(1.08)}
.article-cta .inner::after{transition:transform .4s ease}
.article-cta .inner:hover::after{transform:scale(1.25)}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
}