/* Les 500 parrainages — charte du site (Cormorant Garamond + Montserrat, or
   #b89a5a), accent bleu profond sur fond bleu clair. Même socle que Députêtes /
   Les communes baromètres. Thème clair.
   Couleurs de SÉRIE : palette catégorielle validée (bande de clarté, plancher de
   chroma, séparation daltonisme) — voir la section « méthode » de la page. */
:root{
  --ink:#1a1814; --paper:#f2f5fa; --paper-dark:#e6ecf6; --gold:#b89a5a; --muted:#6b7280;
  --bleu:#2b3a67; --bleu-clair:#3a4d84; --sea:#eef1f8; --nav-h:72px;
  --s1:#2a78d6; --s2:#eb6834; --s3:#1baf7a; --s4:#eda100; --s5:#e87ba4;
  --s6:#008300; --s7:#4a3aa7; --s0:#9a9a95;
  --pos:#2a78d6; --neg:#e34948;
}
*{box-sizing:border-box}
html,body{margin:0}
html{scroll-padding-top:calc(var(--nav-h) + 10px)}
body{background:var(--paper);color:var(--ink);font-family:'Montserrat',system-ui,sans-serif;
  line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--bleu)}

.entete{max-width:1080px;margin:0 auto;padding:calc(var(--nav-h) + 1.6rem) 1.1rem 0;text-align:center}
@media (max-width:560px){.entete{padding-top:calc(var(--nav-h) + 1rem)}}
.entete .eyebrow{font-size:.7rem;letter-spacing:.28em;text-transform:uppercase;color:var(--gold);margin:0 0 .5rem;font-weight:600}
.entete h1{font-family:'Cormorant Garamond',serif;font-weight:600;font-size:clamp(2.1rem,5vw,3.1rem);margin:0;color:var(--bleu);line-height:1.05}
.entete .accroche{max-width:720px;margin:.8rem auto 0;color:#3a4250;font-size:1.02rem}
.entete .filet{width:64px;height:2px;background:var(--gold);margin:1.3rem auto .2rem;opacity:.7}

main{max-width:1180px;margin:0 auto;padding:1.2rem 1.1rem 2rem}
.intro{background:#fff;border:1px solid rgba(43,58,103,.12);border-radius:14px;padding:1.4rem 1.5rem;
  margin:0 auto 1.4rem;max-width:840px;box-shadow:0 6px 24px rgba(43,58,103,.06)}
.intro h2{font-family:'Cormorant Garamond',serif;color:var(--bleu);font-size:1.5rem;margin:.1rem 0 .5rem}
.intro p{margin:.5rem 0;color:#3a4250}
.intro ul{margin:.4rem 0 .2rem;padding-left:1.1rem;color:#3a4250}
.intro li{margin:.3rem 0}
.rule{background:var(--sea);border-radius:10px;padding:.7rem .95rem;margin:.8rem 0 0;font-size:.88rem;color:var(--bleu)}

/* ── blocs de graphique ── */
.card{background:#fff;border:1px solid rgba(43,58,103,.12);border-radius:14px;
  box-shadow:0 6px 24px rgba(43,58,103,.06);padding:1.15rem 1.3rem;margin:0 0 1.4rem}
.card > h2{font-family:'Cormorant Garamond',serif;color:var(--bleu);font-size:1.55rem;margin:.1rem 0 .15rem}
.card > .sub{color:var(--muted);font-size:.9rem;margin:0 0 .9rem;max-width:70ch}
.bar-tools{display:flex;flex-wrap:wrap;gap:.4rem .7rem;align-items:center;margin:0 0 .9rem}
.chip{border:1px solid rgba(43,58,103,.25);background:#fff;color:var(--bleu);border-radius:999px;
  padding:.28rem .8rem;cursor:pointer;font-family:'Montserrat',sans-serif;font-weight:600;font-size:.82rem}
.chip:hover{background:rgba(43,58,103,.06)}
.chip.on{background:var(--bleu);color:#fff;border-color:var(--bleu)}
.chip.dim{opacity:.4}
.hint{font-size:.8rem;color:var(--muted);margin:-.4rem 0 .8rem;max-width:70ch}
.tools-lab{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-weight:700}
.legend{display:flex;flex-wrap:wrap;gap:.3rem .95rem;margin:.2rem 0 .8rem;font-size:.82rem;color:#3a4250}
.legend span{display:inline-flex;align-items:center;gap:.35rem}
.legend i{width:11px;height:11px;border-radius:3px;display:inline-block;flex:none}
.plot{overflow-x:auto}
svg{display:block;font-family:'Montserrat',sans-serif}
svg text{fill:var(--ink)}
.ax{font-size:10.5px;fill:var(--muted)}
.nm{font-size:12px;font-weight:600;fill:var(--bleu)}
.vl{font-size:10.5px;fill:var(--muted)}
.rule500{stroke:var(--gold);stroke-width:1.5}
.rule500t{font-size:10.5px;fill:var(--gold);font-weight:700}
.grid{stroke:rgba(43,58,103,.13);stroke-width:1}
.hit{fill:transparent;cursor:pointer}

/* infobulle */
.tip{position:fixed;pointer-events:none;z-index:60;background:#fff;border:1px solid rgba(43,58,103,.2);
  border-radius:9px;box-shadow:0 8px 26px rgba(43,58,103,.16);padding:.5rem .7rem;font-size:.82rem;
  color:var(--ink);max-width:19rem;opacity:0;transition:opacity .1s}
.tip.on{opacity:1}
.tip b{color:var(--bleu)}
.tip .r{display:flex;justify-content:space-between;gap:1rem;font-variant-numeric:tabular-nums}
.tip .r i{width:9px;height:9px;border-radius:2px;display:inline-block;margin-right:.35rem}

/* tableau de données */
.tbl{overflow-x:auto;margin-top:.7rem}
.tbl table{border-collapse:collapse;width:100%;font-size:.84rem}
.tbl th{background:var(--sea);color:var(--bleu);text-align:left;padding:.4rem .6rem;font-size:.72rem;
  letter-spacing:.04em;text-transform:uppercase;white-space:nowrap}
.tbl td{padding:.35rem .6rem;border-bottom:1px solid rgba(43,58,103,.08)}
.tbl .n{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}

.method{background:#fff;border:1px solid rgba(43,58,103,.12);border-radius:14px;padding:1.3rem 1.5rem;
  margin:1.4rem auto 0;max-width:900px;box-shadow:0 6px 24px rgba(43,58,103,.06)}
.method h2{font-family:'Cormorant Garamond',serif;color:var(--bleu);font-size:1.5rem;margin:.1rem 0 .6rem}
.method h3{font-size:1rem;color:var(--bleu);margin:1.1rem 0 .25rem}
.method p,.method li{color:#3a4250;font-size:.92rem}
.method ul{padding-left:1.1rem}
.warn{background:rgba(184,154,90,.1);border:1px solid rgba(184,154,90,.3);border-radius:9px;
  padding:.6rem .85rem;font-size:.87rem;color:#6b5a30;margin:.7rem 0}
.sources-licences{max-width:900px;margin:1.4rem auto 0;font-size:.85rem;color:var(--muted)}
.sources-licences h2{font-family:'Cormorant Garamond',serif;color:var(--bleu);font-size:1.3rem;margin:.1rem 0 .4rem}

footer{border-top:1px solid rgba(43,58,103,.12);margin-top:2.2rem;padding:1.4rem 1.1rem}
.footer-inner{max-width:1180px;margin:0 auto;display:flex;flex-wrap:wrap;gap:.8rem 1.4rem;align-items:center;justify-content:space-between}
.footer-logo{font-family:'Cormorant Garamond',serif;font-size:1.15rem;color:var(--bleu);display:flex;align-items:center}
.footer-links{list-style:none;display:flex;gap:1.1rem;margin:0;padding:0;font-size:.88rem}
.footer-links a{text-decoration:none}
.footer-copy{font-size:.8rem;color:var(--muted)}