/* === OPEN SOURCE CONTRIBUTIONS === */
@property --oss-angle{syntax:'<angle>';initial-value:0deg;inherits:false}
:root{--oss-merged:#a371f7;--oss-star:#e3b341;--oss-gain:#3fb950}
[data-theme="light"]{--oss-merged:#8250df;--oss-star:#bf8700;--oss-gain:#1a7f37}

.oss-section{position:relative}
.oss-head{display:flex;align-items:flex-end;justify-content:space-between;gap:2rem;margin-bottom:2.2rem}
.oss-head .ss{max-width:600px;margin-bottom:0}
.oss-kpis{display:flex;gap:.75rem;flex-shrink:0}
.oss-kpi{display:flex;flex-direction:column;gap:.2rem;min-width:96px;padding:.8rem 1rem;border-radius:12px;border:1px solid var(--border);background:rgba(var(--spot),.025)}
.oss-kpi strong{font-family:var(--mono);font-size:1.35rem;font-weight:700;letter-spacing:-.03em;color:var(--w);font-variant-numeric:tabular-nums}
.oss-kpi > span{font-family:var(--mono);font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;color:var(--w3)}

.oss-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:1rem;align-items:start}

/* Carte : bordure lumineuse qui tourne lentement */
.oss-card{position:relative;padding:1.6rem;border-radius:16px;background:var(--card);border:1px solid var(--border);transition:border-color .4s var(--ease),transform .4s var(--ease),box-shadow .4s var(--ease);isolation:isolate}
.oss-card::after{content:'';position:absolute;inset:0;border-radius:inherit;padding:1px;background:conic-gradient(from var(--oss-angle),transparent 0 70%,rgba(var(--spot),.35) 82%,var(--oss-merged) 90%,transparent 100%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);animation:oss-spin 6s linear infinite;opacity:.55;pointer-events:none;z-index:-1}
.oss-card:hover{border-color:var(--border-h);transform:translateY(-4px);box-shadow:0 22px 60px rgba(0,0,0,.28)}
.oss-card:hover::after{opacity:1}
[data-theme="light"] .oss-card:hover{box-shadow:0 22px 60px rgba(0,0,0,.08)}
@keyframes oss-spin{to{--oss-angle:360deg}}

.oss-card-top{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:.9rem}
.oss-repo{display:inline-flex;align-items:center;gap:.55rem;min-width:0;font-family:var(--mono);font-size:1rem;color:var(--w);text-decoration:none}
.oss-repo svg{flex-shrink:0;color:var(--w2)}
.oss-owner{color:var(--w3);font-weight:400}
.oss-repo strong{font-weight:700;letter-spacing:-.02em}
.oss-repo:hover strong{text-decoration:underline;text-underline-offset:4px}
.oss-stars{display:inline-flex;align-items:center;gap:.4rem;padding:.38rem .75rem;border-radius:999px;border:1px solid var(--border-h);background:rgba(var(--spot),.03);font-family:var(--mono);font-size:.82rem;font-weight:700;color:var(--w);text-decoration:none;font-variant-numeric:tabular-nums;transition:border-color .3s var(--ease),background .3s var(--ease)}
.oss-stars:hover{border-color:var(--oss-star);background:color-mix(in srgb,var(--oss-star) 10%,transparent)}
.oss-star-ico{color:var(--oss-star);animation:oss-twinkle 3.2s ease-in-out infinite}
@keyframes oss-twinkle{0%,70%,100%{transform:scale(1) rotate(0);filter:none}80%{transform:scale(1.25) rotate(18deg);filter:drop-shadow(0 0 6px var(--oss-star))}}

.oss-badges{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:1.1rem}
.oss-badge{display:inline-flex;align-items:center;gap:.35rem;padding:.22rem .6rem;border-radius:999px;border:1px solid var(--border);font-family:var(--mono);font-size:.64rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--w3)}
.oss-badge-merged{color:var(--oss-merged);border-color:color-mix(in srgb,var(--oss-merged) 45%,transparent);background:color-mix(in srgb,var(--oss-merged) 10%,transparent)}

.oss-card h3{font-family:var(--mono);font-size:clamp(1.1rem,2.2vw,1.35rem);line-height:1.3;letter-spacing:-.03em;font-weight:700;margin-bottom:.55rem}
.oss-contrib{color:var(--w2);font-size:.95rem;line-height:1.65;font-weight:300;margin-bottom:1.3rem}

/* Mesure : chiffre + barres avant / après */
.oss-metric{display:grid;grid-template-columns:auto 1fr;gap:.3rem 1.4rem;align-items:center;padding:1.1rem 1.2rem;border-radius:12px;border:1px solid var(--border);background:linear-gradient(135deg,color-mix(in srgb,var(--oss-gain) 7%,transparent),transparent 60%),rgba(var(--spot),.02);margin-bottom:1.1rem}
.oss-metric-value{grid-row:span 2;font-family:var(--mono);font-size:clamp(2.2rem,5vw,3rem);font-weight:700;letter-spacing:-.05em;line-height:1;color:var(--oss-gain);font-variant-numeric:tabular-nums}
.oss-metric-label{font-family:var(--mono);font-size:.74rem;color:var(--w2);letter-spacing:.02em}
.oss-bars{display:flex;flex-direction:column;gap:.4rem}
.oss-bar{display:grid;grid-template-columns:3.6rem 1fr auto;align-items:center;gap:.6rem;font-family:var(--mono);font-size:.68rem;color:var(--w3)}
.oss-bar-track{height:8px;border-radius:99px;background:rgba(var(--spot),.06);overflow:hidden}
.oss-bar-fill{display:block;height:100%;width:var(--oss-w);border-radius:inherit;background:rgba(var(--spot),.28);transform:scaleX(0);transform-origin:left;transition:transform 1.4s var(--ease) .5s}
.oss-bar.is-after .oss-bar-fill{background:linear-gradient(90deg,color-mix(in srgb,var(--oss-gain) 55%,transparent),var(--oss-gain));transition-delay:.85s;position:relative}
.oss-bar.is-after .oss-bar-fill::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.55),transparent);transform:translateX(-100%);animation:oss-shine 2.8s ease-in-out 2.4s infinite}
.oss-bar.is-after{color:var(--w)}
.oss-bar-val{font-variant-numeric:tabular-nums;white-space:nowrap}
.oss-card.vis .oss-bar-fill{transform:scaleX(1)}
@keyframes oss-shine{0%{transform:translateX(-100%)}60%,100%{transform:translateX(100%)}}
.oss-metric-ctx{grid-column:1/-1;font-family:var(--mono);font-size:.64rem;color:var(--w4);letter-spacing:.03em;margin-top:.35rem}

.oss-tags{margin-bottom:1rem}

/* Détail dépliable : <details> natif, animé quand le navigateur le permet */
.oss-details{border-top:1px solid var(--border);padding-top:.9rem;interpolate-size:allow-keywords}
.oss-details summary{display:inline-flex;align-items:center;gap:.45rem;cursor:pointer;list-style:none;font-family:var(--mono);font-size:.76rem;font-weight:600;color:var(--w2);padding:.35rem .1rem;border-radius:6px;transition:color .25s var(--ease)}
.oss-details summary::-webkit-details-marker{display:none}
.oss-details summary:hover{color:var(--w)}
.oss-details summary:focus-visible{outline:2px solid var(--w3);outline-offset:3px}
.oss-chevron{transition:transform .35s var(--ease)}
.oss-details[open] .oss-chevron{transform:rotate(180deg)}
.oss-less,.oss-details[open] .oss-more{display:none}
.oss-details[open] .oss-less{display:inline}
.oss-details::details-content{block-size:0;overflow:hidden;transition:block-size .45s var(--ease),content-visibility .45s allow-discrete}
.oss-details[open]::details-content{block-size:auto}
.oss-details[open] .oss-details-body{animation:oss-unfold .5s var(--ease)}
@keyframes oss-unfold{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.oss-details-body{padding-top:.8rem}
.oss-summary{font-size:.92rem;color:var(--w2);line-height:1.65;margin-bottom:.8rem}
.oss-details-body ul{list-style:none;display:flex;flex-direction:column;gap:.7rem;margin-bottom:1rem}
.oss-details-body li{position:relative;padding-left:1.1rem;font-size:.88rem;line-height:1.65;color:var(--w2);font-weight:300}
.oss-details-body li::before{content:'';position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:2px;background:var(--oss-gain);opacity:.8}
.oss-details-body li strong{color:var(--w);font-weight:600}
.oss-details-body code{font-family:var(--mono);font-size:.8em;padding:.08rem .35rem;border-radius:4px;background:rgba(var(--spot),.07);border:1px solid var(--border);color:var(--w);overflow-wrap:anywhere}
.oss-links{display:flex;flex-wrap:wrap;gap:.5rem}
.oss-links a{display:inline-flex;align-items:center;gap:.35rem;padding:.4rem .7rem;border-radius:8px;border:1px solid var(--border);font-family:var(--mono);font-size:.7rem;font-weight:600;color:var(--w2);text-decoration:none;transition:all .25s var(--ease);max-width:100%}
.oss-links a span{font-weight:400;color:var(--w3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.oss-links a:hover{color:var(--w);border-color:var(--border-h);transform:translateY(-2px)}

/* Carte « prochaine contribution » */
.oss-next{display:flex;flex-direction:column;justify-content:flex-end;gap:.5rem;min-height:220px;padding:1.4rem;border-radius:16px;border:1px dashed var(--border-h);background:rgba(var(--spot),.015);text-decoration:none;color:inherit;transition:border-color .35s var(--ease),transform .35s var(--ease),background .35s var(--ease)}
.oss-next:hover{border-style:solid;transform:translateY(-4px);background:var(--card-h)}
.oss-next-term{margin-bottom:auto;font-family:var(--mono);font-size:.74rem;color:var(--w3);overflow-wrap:anywhere}
.oss-next-term span:first-child{color:var(--oss-gain);margin-right:.3rem}
.oss-next-term em{font-style:normal;color:var(--w2)}
.oss-caret{display:inline-block;width:.55em;height:1.05em;margin-left:.2rem;vertical-align:text-bottom;background:var(--w2);animation:oss-blink 1s steps(1) infinite}
@keyframes oss-blink{50%{opacity:0}}
.oss-next strong{font-family:var(--mono);font-size:1rem;letter-spacing:-.02em;color:var(--w)}
.oss-next-sub{font-size:.85rem;line-height:1.55;color:var(--w3)}

@media(max-width:900px){
  .oss-head{flex-direction:column;align-items:flex-start}
  .oss-grid{grid-template-columns:1fr}
  .oss-next{min-height:0}
}
@media(max-width:500px){
  .oss-kpis{width:100%;gap:.5rem}
  .oss-kpi{flex:1;min-width:0;padding:.7rem .75rem}
  .oss-kpi strong{font-size:1.1rem}
  .oss-kpi > span{font-size:.56rem;letter-spacing:.06em}
  .oss-card{padding:1.2rem}
  .oss-card-top{flex-wrap:wrap}
  .oss-metric{grid-template-columns:1fr;padding:1rem}
  .oss-metric-value{grid-row:auto}
  .oss-bar{grid-template-columns:3rem 1fr auto}
  .oss-links a span{display:none}
}
@media(prefers-reduced-motion:reduce){
  .oss-card::after,.oss-star-ico,.oss-caret,.oss-bar.is-after .oss-bar-fill::after{animation:none}
  .oss-bar-fill{transition:none;transform:none}
  .oss-details::details-content{transition:none}
  .oss-details[open] .oss-details-body{animation:none}
}