/* Style commun des sous-pages : projets, mentions légales, confidentialité, conditions générales, page introuvable */
@import url("fonts.css");
:root{color-scheme:dark;--bg:#05070f;--bg2:#090d1a;--card:#0f1528;--card2:#141c34;--line:#1f2a47;--text:#eef1fb;--muted:#8e9abb;--a1:#7c5cff;--a2:#19e0c8;--a3:#ff6fb5;
  --grad:linear-gradient(120deg,var(--a1),var(--a2));--navbg:rgba(10,14,28,.72);--ease:cubic-bezier(.16,1,.3,1)}
:root[data-theme="light"]{color-scheme:light;--bg:#f5f6fb;--bg2:#eceef7;--card:#ffffff;--card2:#f6f7fc;--line:#d6dbea;--text:#11162a;--muted:#59627f;--navbg:rgba(255,255,255,.8)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden;transition:background-color .5s,color .3s}
body::before{content:"";position:fixed;inset:-10%;z-index:-1;pointer-events:none;
  background:radial-gradient(620px circle at 10% 10%,color-mix(in srgb,var(--a1) 16%,transparent),transparent 62%),radial-gradient(720px circle at 92% 80%,color-mix(in srgb,var(--a2) 10%,transparent),transparent 62%)}
h1,h2,h3{font-family:"Space Grotesk",system-ui,sans-serif;line-height:1.12;letter-spacing:-.02em}
a{color:inherit}
.wrap{width:min(1100px,100% - 40px);margin-inline:auto}
.narrow{width:min(820px,100% - 40px);margin-inline:auto}

/* En-tête */
.top{position:sticky;top:14px;z-index:20;margin-top:14px}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;height:60px;padding:0 12px 0 18px;border-radius:999px;background:var(--navbg);border:1px solid var(--line);backdrop-filter:blur(18px)}
.brand{display:flex;align-items:center;gap:10px;font-family:"Space Grotesk";font-weight:700;text-decoration:none;white-space:nowrap}
.brand svg{width:30px;height:30px}
.brand-mark{height:32px;width:auto;display:block;filter:drop-shadow(0 2px 8px rgba(60,130,255,.35))}
.top nav{display:flex;gap:4px;margin-left:auto}
.top nav a{text-decoration:none;color:var(--muted);font-size:.9rem;padding:8px 13px;border-radius:999px;transition:color .2s,background .2s;white-space:nowrap}
.top nav a:hover,.top nav a[aria-current]{color:var(--text);background:color-mix(in srgb,var(--text) 8%,transparent)}
/* une seule langue visible à la fois */
html[lang="fr"] body [lang]:not([lang="fr"]),html[lang="en"] body [lang]:not([lang="en"]),html[lang="nl"] body [lang]:not([lang="nl"]){display:none!important}
.top .wrap{position:relative}
.nav-tools{display:flex;align-items:center;gap:8px;margin-left:10px}
.lang-switch{display:flex;padding:3px;border-radius:999px;border:1px solid var(--line)}
.lang-switch button{border:0;background:none;color:var(--muted);font-size:.74rem;font-weight:600;padding:5px 9px;border-radius:999px;cursor:pointer}
.lang-switch button[aria-pressed="true"]{background:var(--grad);color:#fff}
.burger{display:none;flex:none;width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:none;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px;margin-left:auto}
.burger i{width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform .35s var(--ease),opacity .2s}
.top.open .burger i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.top.open .burger i:nth-child(2){opacity:0}
.top.open .burger i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.foot-links a:first-child{margin-left:0}
@media (max-width:860px){
  .burger{display:flex}
  .top nav{position:absolute;top:calc(100% + 10px);left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;margin:0;padding:14px;border-radius:24px;background:var(--bg2);border:1px solid var(--line);
    box-shadow:0 30px 70px rgba(0,0,0,.4);opacity:0;visibility:hidden;transform:translateY(-12px);transition:opacity .3s,transform .4s var(--ease),visibility 0s .3s}
  .top.open nav{opacity:1;visibility:visible;transform:none;transition-delay:0s}
  .top nav a{padding:13px 16px;font-size:1rem}
  .nav-tools{margin:8px 0 0;padding:14px 6px 2px;border-top:1px solid var(--line);justify-content:space-between}
}
.theme-btn{flex:none;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:none;cursor:pointer;font-size:1rem;transition:transform .5s var(--ease)}
.theme-btn:hover{transform:rotate(40deg)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:999px;font-weight:600;text-decoration:none;border:0;cursor:pointer;transition:transform .3s var(--ease),box-shadow .3s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 34px color-mix(in srgb,var(--a1) 40%,transparent)}
.btn-ghost{border:1px solid var(--line);color:var(--text)}

/* Titre de page */
.page-head{padding:90px 0 50px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.76rem;letter-spacing:.18em;text-transform:uppercase;color:var(--a2);font-weight:600;margin-bottom:16px}
.eyebrow::before{content:"";width:28px;height:1px;background:currentColor}
[data-theme="light"] .eyebrow,[data-theme="light"] .doc h2 span,[data-theme="light"] .toc a:hover{color:color-mix(in srgb,var(--a2) 55%,#000)}
h1{font-size:clamp(2.3rem,6vw,4rem);margin-bottom:16px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{color:var(--muted);font-size:1.08rem;max-width:60ch}
.updated{color:var(--muted);font-size:.86rem;margin-top:14px}

/* Pages de texte (légales) */
.doc-grid{display:grid;grid-template-columns:230px 1fr;gap:50px;align-items:start;padding-bottom:100px}
.toc{position:sticky;top:100px;display:grid;gap:2px;padding:18px;border-radius:20px;background:var(--card);border:1px solid var(--line)}
.toc b{font-family:"Space Grotesk";font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);padding:0 10px 8px}
.toc a{text-decoration:none;color:var(--muted);font-size:.9rem;padding:7px 10px;border-radius:10px;transition:color .2s,background .2s}
.toc a:hover{color:var(--a2);background:color-mix(in srgb,var(--text) 5%,transparent)}
.doc section{padding:30px 32px;border-radius:22px;background:linear-gradient(160deg,var(--card2),var(--card));border:1px solid var(--line);margin-bottom:18px;scroll-margin-top:100px;animation:rise .8s var(--ease) both}
.doc section:nth-child(2){animation-delay:.06s}.doc section:nth-child(3){animation-delay:.12s}.doc section:nth-child(4){animation-delay:.18s}
@keyframes rise{from{opacity:0;transform:translateY(30px)}}
.doc h2{font-size:1.3rem;margin-bottom:12px;display:flex;gap:12px;align-items:baseline}
.doc h2 span{font-size:.85rem;color:var(--a2)}
.doc p,.doc li{color:var(--muted)}
.doc p+p,.doc ul+p{margin-top:10px}
.doc ul{padding-left:20px;margin-top:8px}
.doc strong{color:var(--text);font-weight:600}
.doc a{color:var(--a1)}
.doc dl{display:grid;grid-template-columns:auto 1fr;gap:8px 20px}
.doc dt{color:var(--muted)}
.doc dd{font-weight:500}
[data-f].todo{background:rgba(255,190,60,.16);color:#d9a400;padding:1px 8px;border-radius:6px;font-weight:500;font-size:.9em}

/* Page projets */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px;padding-bottom:100px}
.proj{--h:260;display:flex;flex-direction:column;border-radius:24px;overflow:hidden;color:#eef1fb;text-decoration:none;
  background:linear-gradient(165deg,hsl(var(--h) 55% 21%),hsl(var(--h) 45% 8%) 80%);box-shadow:inset 0 0 0 1px rgba(255,255,255,.13);transition:transform .5s var(--ease),box-shadow .5s;animation:rise .8s var(--ease) both}
.proj:hover{transform:translateY(-8px);box-shadow:0 30px 80px hsl(var(--h) 80% 45%/.45),inset 0 0 0 1px hsl(var(--h) 90% 75%/.6)}
.proj-shot{aspect-ratio:16/10;margin:12px 12px 0;border-radius:16px;overflow:hidden;display:grid;place-items:center;background:linear-gradient(120deg,hsl(var(--h) 90% 62%),hsl(calc(var(--h) + 60) 90% 60%))}
.proj-shot img{width:100%;height:100%;object-fit:cover;object-position:top;display:block}
.proj-shot span{font-family:"Space Grotesk";font-weight:700;font-size:1.6rem;color:rgba(255,255,255,.9);text-align:center;padding:0 14px}
.proj-body{padding:20px 22px 24px;display:grid;gap:8px}
.proj-body small{color:hsl(var(--h) 90% 78%);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600}
.proj-body h3{font-size:1.3rem}
.proj-body p{color:#c3cbe6;font-size:.94rem}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}
.tags span{font-size:.74rem;padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.1)}
.proj-link{margin-top:8px;font-weight:600;font-size:.9rem}
.empty{color:var(--muted);padding:40px 0 100px}

/* Page introuvable */
.lost{min-height:70vh;display:grid;place-items:center;text-align:center;padding:60px 0}
.lost b{display:block;font-family:"Space Grotesk";font-size:clamp(6rem,24vw,13rem);line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;animation:float 5s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-14px)}}
.lost p{color:var(--muted);margin:10px 0 26px}

/* Pied de page */
footer{border-top:1px solid var(--line);padding:30px 0;font-size:.88rem;color:var(--muted)}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{text-decoration:none;margin-left:18px;transition:color .2s}
footer a:first-child{margin-left:0}
footer a:hover{color:var(--a2)}

@media (max-width:860px){
  .doc-grid{grid-template-columns:1fr;gap:20px}
  .toc{position:static}
  .doc section{padding:24px 20px}
  .page-head{padding:60px 0 34px}
  .doc dl{grid-template-columns:1fr;gap:2px}
  .doc dd{margin-bottom:8px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* explication détaillée d'un projet (page « Tous les projets ») */
.proj-more{margin:10px 0 4px;font-size:.9rem}
.proj-more summary{cursor:pointer;font-weight:600}
.proj-more p{margin:8px 0 0;line-height:1.6}