/* =====================================================================
   Réseau Solid' — site vitrine (18/10/2026, v3)
   Bulma 1.0.4 local (vendor/bulma) + ce fichier. Aucune ressource externe.
   Ton : sobre, institutionnel, lisible. Une couleur principale (bleu
   ardoise), aucun dégradé, angles discrets. Ne reprend AUCUN élément de
   l'identité de l'État (pas de bleu-blanc-rouge, Marianne, DSFR).
   Grille : TOUT le contenu est aligné sur .wrap (même bord gauche partout).
   ===================================================================== */
@font-face{font-family:"Instrument";font-weight:400;font-display:swap;src:url(fonts/instrument-400.woff2) format("woff2")}
@font-face{font-family:"Instrument";font-weight:600 700;font-display:swap;src:url(fonts/instrument-600.woff2) format("woff2")}

:root{
  --ink:#1b2430; --ink-2:#475263; --line:#dde3ea; --band:#f4f6f9; --tint:#eef2f7;
  --navy:#1d3557; --navy-dark:#14263f; --green:#2f8a57;
  --surface:#fff; --chrome:#14263f; --btn:#1d3557; --btn-hover:#14263f;
  --bulma-family-primary:"Instrument",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bulma-radius:4px; --bulma-radius-medium:4px; --bulma-radius-large:6px;
  --bulma-text:var(--ink); --bulma-text-strong:var(--ink); --bulma-link:var(--navy);
}
html{scroll-behavior:smooth;background:var(--surface)}
body{background:var(--surface)}
body{color:var(--ink);font-size:17px;line-height:1.65}
a{color:var(--navy);text-decoration:underline;text-underline-offset:2px}
a:hover{color:var(--navy-dark)}
h1,h2,h3{color:var(--ink);font-weight:700;letter-spacing:0;line-height:1.25}
h2{font-size:30px;margin-bottom:14px}
h3{font-size:19px;margin-bottom:8px}
p{color:var(--ink-2)}
strong{color:var(--ink)}
.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;z-index:10;background:var(--surface);padding:8px 12px}

/* Grille unique */
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

/* Boutons */
.button{font-weight:600;text-decoration:none}
.button.is-primary{background:var(--btn);border-color:var(--btn);color:#fff}
.button.is-primary:hover,.button.is-primary:focus-visible{background:var(--btn-hover);border-color:var(--btn-hover);color:#fff}
.button.is-outlined-ink{background:var(--surface);border:1px solid var(--navy);color:var(--navy)}
.button.is-outlined-ink:hover{background:var(--band)}
.button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #f2b705;outline-offset:2px}

/* Bandeau supérieur + en-tête */
.topbar{background:var(--chrome);font-size:14px}
.topbar__in{display:flex;justify-content:space-between;gap:16px;padding-top:7px;padding-bottom:7px}
.topbar__claim{color:#d6dde7}
.topbar__links a{color:#fff;text-decoration:none;margin-left:22px}
.topbar__links a:hover{text-decoration:underline}
.site-header{background:var(--surface);border-bottom:1px solid var(--line)}
.site-nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:16px;padding-bottom:16px}
.identity{display:flex;align-items:center;gap:14px;text-decoration:none}
.identity strong{display:block;font-size:21px;line-height:1.15}
.identity small{display:block;font-size:14px;color:var(--ink-2)}
.site-nav__menu{display:flex;gap:26px;list-style:none;margin:0}
.site-nav__menu a{color:var(--ink);text-decoration:none;font-weight:600;font-size:15px;padding:6px 0;border-bottom:2px solid transparent}
.site-nav__menu a:hover{border-bottom-color:var(--navy)}

/* Ouverture */
.hero-band{background:var(--tint);border-bottom:1px solid var(--line);padding:64px 0}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-band h1{font-size:44px;line-height:1.15;margin-bottom:18px}
.lead{font-size:19px;margin-bottom:28px}

/* Carte d'illustration */
.cardviz{margin:0}
.cardviz__card{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 10px 30px rgba(20,38,63,.10);
  padding:22px 24px;max-width:420px;margin-left:auto;aspect-ratio:1.586}
.cardviz__top{display:flex;align-items:center;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.cardviz__top span{font-weight:700;line-height:1.2}
.cardviz__top small{display:block;font-weight:400;font-size:13px;color:var(--ink-2)}
.cardviz__body{display:flex;justify-content:space-between;gap:16px;padding-top:16px}
.cardviz__label{font-size:12px;text-transform:uppercase;letter-spacing:.06em;margin:0}
.cardviz__name{font-size:20px;font-weight:700;color:var(--ink);margin:0 0 10px}
.cardviz__value{font-size:14px;color:var(--ink);margin:0;max-width:200px}
.cardviz__qr{width:96px;height:96px;flex:none}
.cardviz figcaption{text-align:right;font-size:14px;color:var(--ink-2);margin-top:12px;max-width:420px;margin-left:auto}

/* Chiffres clés */
.facts{border-bottom:1px solid var(--line)}
.facts__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.facts__grid > div{padding:22px 20px 22px 0;border-right:1px solid var(--line)}
.facts__grid > div + div{padding-left:20px}
.facts__grid > div:last-child{border-right:0}
.facts__k{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--navy);margin-bottom:4px}
.facts__grid p:not(.facts__k){font-size:15px;margin:0}

/* Sections */
.block-section{padding:64px 0}
.band{background:var(--band);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-lead{max-width:780px;margin-bottom:32px}
.note{font-size:15px;margin:16px 0 20px}

/* Orientation */
.doors{margin-top:12px}
.door{display:flex;flex-direction:column;height:100%;padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:6px;text-decoration:none;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.door:hover{border-color:var(--navy);box-shadow:0 4px 14px rgba(20,38,63,.08)}
.door__who{font-weight:700;font-size:19px;margin-bottom:8px}
.door__what{color:var(--ink-2);font-size:16px;flex:1;margin-bottom:16px}
.door__go{font-weight:700;color:var(--navy)}

/* Publics */
.audiences h3{padding-top:16px;border-top:2px solid var(--navy)}

/* Étapes */
.steps{list-style:none;counter-reset:s;margin:24px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.steps li{counter-increment:s;position:relative;padding-top:56px}
.steps li::before{content:counter(s);position:absolute;top:0;left:0;width:40px;height:40px;border:2px solid var(--navy);border-radius:50%;
  display:grid;place-items:center;font-weight:700;color:var(--navy);background:var(--surface)}
.steps li::after{content:"";position:absolute;top:20px;left:52px;right:-20px;height:1px;background:var(--line)}
.steps li:last-child::after{display:none}
.steps p{font-size:16px}

/* Listes */
.checklist,.panel-box ul{list-style:none;margin:0;padding:0}
.checklist li{position:relative;padding:0 0 16px 30px;color:var(--ink-2)}
.checklist li::before,.panel-box li::before{content:"";position:absolute;left:0;top:.5em;width:12px;height:7px;border-left:2px solid var(--green);border-bottom:2px solid var(--green);transform:rotate(-45deg)}
.panel-box{height:100%;padding:24px 26px;border:1px solid var(--line);border-top:3px solid var(--navy);background:var(--surface)}
.panel-box--muted{border-top-color:#8a96a8;background:var(--band)}
.panel-box li{position:relative;padding:0 0 10px 26px;color:var(--ink-2)}
.panel-box--muted li::before{border:0;width:10px;height:2px;background:#8a96a8;transform:none;top:.75em}
.numbered{margin:0 0 0 1.2em;padding:0}
.numbered li{padding:0 0 14px 6px;color:var(--ink-2)}
.numbered li::marker{font-weight:700;color:var(--navy)}

/* Données et droits */
.rights{background:transparent;font-size:16px}
.rights th{width:150px;color:var(--ink);font-weight:700;border-color:var(--line);padding:13px 16px 13px 0}
.rights td{color:var(--ink-2);border-color:var(--line);padding:13px 0}

/* Questions */
.faq{max-width:860px}
.faq details{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{cursor:pointer;font-weight:700;padding:14px 32px 14px 0;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:10px;font-size:22px;color:var(--navy)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 16px}

/* Pied de page */
.site-footer{background:var(--chrome);color:#c9d2de;padding:48px 0 28px;font-size:15px}
.site-footer p{color:#c9d2de}
.site-footer a{color:#fff;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.site-footer ul{list-style:none;margin:0}
.site-footer li{margin-bottom:6px}
.site-footer__name{color:#fff!important;font-weight:700;font-size:19px;margin-bottom:6px}
.site-footer__head{color:#fff!important;font-weight:700;margin-bottom:10px}
.site-footer__copy{border-top:1px solid rgba(255,255,255,.15);margin-top:28px;padding-top:18px;font-size:14px}

/* Page de texte */
.page{max-width:820px;margin:0 auto;padding:56px 24px 72px}
.page h1{font-size:36px;margin-bottom:24px}
.page h2{font-size:20px;margin:28px 0 6px}
.todo{background:#fff4d6;padding:0 4px}

/* Bouton clair / sombre */
.site-nav{flex-wrap:nowrap}
.theme-toggle{display:inline-grid;place-items:center;flex:none;width:40px;height:40px;padding:0;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink-2);cursor:pointer}
.theme-toggle:hover{color:var(--ink);border-color:var(--ink-2)}
.theme-toggle .ic{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.theme-toggle .ic{display:none}
.theme-toggle[data-mode="system"] .ic--system,.theme-toggle[data-mode="light"] .ic--light,.theme-toggle[data-mode="dark"] .ic--dark{display:block}

/* Mode sombre — mêmes rôles, couleurs adaptées (contraste AA) */
[data-theme="dark"]{
  --ink:#e8edf4; --ink-2:#a9b4c4; --line:#2b3546; --band:#131a25; --tint:#162030;
  --surface:#0e141d; --chrome:#0a0f16; --navy:#9dbcf0; --navy-dark:#c7daf7; --green:#5cc489;
  --btn:#2c5282; --btn-hover:#3b67a3;
  --bulma-scheme-main:#0e141d; --bulma-text:#e8edf4; --bulma-text-strong:#e8edf4;
}
[data-theme="dark"] .cardviz__card{box-shadow:0 10px 30px rgba(0,0,0,.45)}
[data-theme="dark"] .cardviz__qr path[fill="#1d3557"]{fill:#e8edf4}
[data-theme="dark"] .cardviz__qr path[fill="#fff"]{fill:#0e141d}
[data-theme="dark"] .panel-box--muted{border-top-color:#5d6b80}
[data-theme="dark"] .todo{background:#4a3a10}
[data-theme="dark"] .door:hover{box-shadow:0 4px 14px rgba(0,0,0,.4)}

/* Thème « comme l'appareil » : mêmes valeurs quand le système est en sombre */
@media (prefers-color-scheme:dark){
  :root:not([data-theme]){
  --ink:#e8edf4; --ink-2:#a9b4c4; --line:#2b3546; --band:#131a25; --tint:#162030;
  --surface:#0e141d; --chrome:#0a0f16; --navy:#9dbcf0; --navy-dark:#c7daf7; --green:#5cc489;
  --btn:#2c5282; --btn-hover:#3b67a3;
  --bulma-scheme-main:#0e141d; --bulma-text:#e8edf4; --bulma-text-strong:#e8edf4;
  }
  :root:not([data-theme]) .cardviz__card{box-shadow:0 10px 30px rgba(0,0,0,.45)}
  :root:not([data-theme]) .cardviz__qr path[fill="#1d3557"]{fill:#e8edf4}
  :root:not([data-theme]) .cardviz__qr path[fill="#fff"]{fill:#0e141d}
  :root:not([data-theme]) .panel-box--muted{border-top-color:#5d6b80}
  :root:not([data-theme]) .todo{background:#4a3a10}
  :root:not([data-theme]) .door:hover{box-shadow:0 4px 14px rgba(0,0,0,.4)}
}


/* Formulaire de contact (18/10/2026) */
.page--form{max-width:860px}
.lead-text{font-size:18px;margin-bottom:20px}
.notice-box,.privacy-box{border:1px solid var(--line);border-left:4px solid var(--navy);background:var(--band);padding:14px 18px;margin:0 0 22px}
.notice-box p,.privacy-box p{margin:0;font-size:15px}
.contact-form .label{color:var(--ink);font-weight:600}
.contact-form .input,.contact-form .textarea,.contact-form .select select{background:var(--surface);color:var(--ink);border-color:var(--line)}
.contact-form [aria-invalid="true"]{border-color:#c0392b}
.help-text{font-size:14px;color:var(--ink-2);margin-top:4px}
.opt{font-weight:400;color:var(--ink-2)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.altcha-status{font-size:14px;color:var(--ink-2);margin:6px 0 14px;padding-left:22px;position:relative}
.altcha-status::before{content:"";position:absolute;left:0;top:.35em;width:12px;height:12px;border-radius:50%;border:2px solid var(--ink-2)}
.altcha-status[data-state="ok"]::before{background:var(--green);border-color:var(--green)}
.altcha-status[data-state="error"]::before{border-color:#c0392b}
.alert-box{border:1px solid #c0392b;color:#8e2a20;background:#fdecea;padding:12px 16px;margin:0 0 16px}
[data-theme="dark"] .alert-box{color:#f5b7b1;background:#3a1714}
@media (prefers-color-scheme:dark){:root:not([data-theme]) .alert-box{color:#f5b7b1;background:#3a1714}}
.success-box{border:1px solid var(--line);border-top:3px solid var(--green);padding:24px;background:var(--surface)}
.success-box h2{font-size:22px;margin-bottom:6px}

/* Adaptation */
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .cardviz__card,.cardviz figcaption{margin-left:0}
  .cardviz figcaption{text-align:left}
  .facts__grid{grid-template-columns:1fr 1fr}
  .facts__grid > div:nth-child(2){border-right:0}
  .facts__grid > div:nth-child(3){padding-left:0}
  .steps{grid-template-columns:1fr 1fr}.steps li::after{display:none}
  .site-nav__menu{display:none}
}
@media (max-width:600px){
  .topbar__claim{display:none}
  .hero-band h1{font-size:34px}
  .facts__grid,.steps{grid-template-columns:1fr}
  .facts__grid > div{border-right:0;padding-left:0!important;border-bottom:1px solid var(--line)}
  .block-section{padding:48px 0}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.door{transition:none}}