/* Phoques — site du nœud relais. Echoes of Hackers (ÉOH) · Platon-Y · pctamalou.fr
   Ligne graphique pctamalou.fr (édition Octobre Rose) + palette de l'application Phoques.
   Autonome : polices système, aucune ressource externe. */
:root {
    --nuit: #071018; --surface: #0f1c2e; --carte: #152638; --bord: #24394c; --contour: #3a5566;
    --vert: #1fa97a; --vert-fonce: #0b3d2e; --vert-ok: #3ddc97; --or: #f4c542; --brume: #8fb9a8;
    --texte: #e8f1ec; --dim: #b9cfc5; --mute: #8fa9a0; --danger: #e85d5d;
    --rose: #ff5c94; --rose-clair: #ff8fb8; --rose-fonce: #6a2a44;
    --rayon: 16px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Segoe UI', Roboto, system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
    background: radial-gradient(1200px 600px at 80% -10%, #0e2a22 0%, transparent 60%), var(--nuit);
    color: var(--texte); line-height: 1.65; min-height: 100vh; display: flex; flex-direction: column;
}
a { color: var(--vert-ok); text-decoration: none; transition: color .2s; }
a:hover { color: #9ff0c9; text-decoration: underline; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--or); outline-offset: 2px; border-radius: 4px; }
.skip { position: absolute; left: -999px; top: 0; background: var(--or); color: #1a1400; padding: .5rem 1rem; z-index: 10; }
.skip:focus { left: 1rem; top: 1rem; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
header.site { background: var(--surface); border-bottom: 1px solid var(--bord); padding: 1.1rem 0; }
.header-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.logo { display: flex; align-items: center; gap: .7rem; color: var(--texte); }
.logo:hover { text-decoration: none; color: var(--texte); }
.logo img { width: 42px; height: 42px; }
.logo strong {
    font-size: 1.7rem; font-weight: 700; letter-spacing: -.5px;
    background: linear-gradient(135deg, var(--vert-ok), var(--or));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.logo small { display: block; font-size: .85rem; color: var(--mute); font-weight: 400; }
nav.main { display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; }
nav.main a { color: var(--dim); font-weight: 500; border-bottom: 2px solid transparent; padding-bottom: 2px; }
nav.main a:hover { color: #fff; border-bottom-color: var(--vert); text-decoration: none; }
nav.main a[aria-current="page"] { color: #fff; border-bottom-color: var(--or); }
main { flex: 1; padding: 2.6rem 0 2rem; }
.hero { text-align: center; margin-bottom: 2.4rem; }
.hero h1 {
    font-size: 2.45rem; font-weight: 700; margin-bottom: .6rem; line-height: 1.2;
    background: linear-gradient(135deg, #f2fff9, var(--vert-ok) 55%, var(--or));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p { font-size: 1.12rem; max-width: 760px; margin: .7rem auto 0; color: var(--dim); }
.badges { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; margin-top: 1.2rem; }
.badge { background: var(--vert-fonce); color: var(--brume); border: 1px solid #1d5c47; border-radius: 30px; padding: .25rem .9rem; font-size: .88rem; }
.rose-banner {
    display: flex; align-items: center; gap: .9rem; max-width: 780px; margin: 0 auto 2rem;
    background: linear-gradient(135deg, #2a0f1c, #4a1628); border: 1px solid var(--rose-fonce);
    border-radius: 12px; padding: .85rem 1.2rem; color: #ffd0e0; font-size: .95rem;
}
.rose-banner .ribbon {
    flex-shrink: 0; width: 22px; height: 32px; background: #ff4d88;
    clip-path: polygon(0 0, 100% 0, 100% 65%, 50% 100%, 0 65%); box-shadow: 0 0 14px #ff4d8899;
}
.rose-banner strong { color: #fff0f6; }
h2.section-title {
    font-size: 1.6rem; font-weight: 600; margin: 2.4rem 0 1.2rem; border-left: 4px solid var(--vert);
    padding-left: 1rem; color: #f2fff9;
}
h3 { color: #d8f5e8; margin: 1.2rem 0 .5rem; font-size: 1.18rem; }
.panel, .card {
    background: var(--carte); border: 1px solid var(--bord); border-radius: var(--rayon); padding: 1.6rem;
}
.panel { margin-bottom: 1.3rem; }
.panel p + p, .panel p + ul, .panel ul + p { margin-top: .8rem; }
.panel ul, .panel ol { padding-left: 1.3rem; }
.panel li { margin: .3rem 0; }
.grid-3, .grid-2 { display: grid; gap: 1.3rem; margin-top: 1rem; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.card { transition: transform .2s, border-color .2s, box-shadow .2s; }
.card:hover { transform: translateY(-3px); border-color: var(--vert); box-shadow: 0 10px 30px -12px #1fa97a55; }
.card h3 { margin-top: 0; }
.card p, .card li { color: var(--dim); font-size: .95rem; }
.card ul { padding-left: 1.1rem; }
.btn {
    display: inline-block; background: var(--vert-fonce); padding: .5rem 1.2rem; border-radius: 30px;
    font-weight: 600; color: #e9fff5; border: 1px solid var(--vert);
}
.btn:hover { background: var(--vert); color: #fff; text-decoration: none; }
.btn.or { background: #3a2f0b; border-color: var(--or); color: #fff3c9; }
.btn.or:hover { background: var(--or); color: #1a1400; }
.note { border-left: 4px solid var(--or); background: #1d2a1f; padding: 1rem 1.2rem; border-radius: 10px; margin: 1rem 0; color: #f5ecc8; }
.alerte { border-left: 4px solid var(--danger); background: #2a1416; padding: 1rem 1.2rem; border-radius: 10px; margin: 1rem 0; color: #ffd9d9; }
.voit { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; }
.voit > div { border-radius: 14px; padding: 1.2rem 1.3rem; border: 1px solid var(--bord); }
.voit .oui { background: #13241f; border-color: #1d5c47; }
.voit .non { background: #241619; border-color: #5c2a31; }
.voit h3 { margin-top: 0; }
.diagram { width: 100%; height: auto; display: block; background: var(--surface); border: 1px solid var(--bord); border-radius: var(--rayon); }
table { width: 100%; border-collapse: collapse; margin-top: .8rem; font-size: .95rem; }
th, td { text-align: left; padding: .6rem .7rem; border-bottom: 1px solid var(--bord); vertical-align: top; }
th { color: var(--brume); font-weight: 600; }
code, .mono { font-family: ui-monospace, 'SFMono-Regular', Menlo, Consolas, 'Liberation Mono', monospace; font-size: .9em; }
code { background: #0b1622; border: 1px solid var(--bord); border-radius: 6px; padding: .05rem .35rem; word-break: break-all; }
.small { font-size: .88rem; color: var(--mute); }
.toc { columns: 2 260px; }
.toc a { display: inline-block; padding: .15rem 0; }
footer.site { background: var(--surface); border-top: 1px solid var(--bord); padding: 2rem 0; text-align: center; color: var(--mute); font-size: .9rem; }
footer.site a { color: var(--brume); }
footer.site nav { display: flex; flex-wrap: wrap; justify-content: center; gap: .4rem 1.1rem; margin-bottom: .8rem; }
.footer-heart { color: var(--rose); margin: 0 .3rem; }
.footer-rose { color: var(--rose-clair); margin-top: .3rem; font-size: .85rem; }
@media (max-width: 700px) {
    .header-inner { flex-direction: column; align-items: flex-start; }
    .hero h1 { font-size: 1.9rem; }
    h2.section-title { font-size: 1.4rem; }
    .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .rose-banner { flex-direction: column; text-align: center; }
    th, td { padding: .5rem .4rem; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } .card:hover { transform: none; } }
@media print { header.site nav, footer.site nav, .rose-banner { display: none; } body { background: #fff; color: #000; } .panel, .card { border-color: #999; background: #fff; } }