/* Dose Bleue · feuille de style commune
   Mise en page : en-tête à onglets, outil à deux colonnes sur l'accueil, guides en colonne de lecture avec calculateur intégré.
   Fond carrelage de bassin ; couleurs des trousses d'analyse (rouge de phénol pour le pH, rose DPD pour le chlore). */
@font-face{font-family:"Bricolage Grotesque";font-weight:600;font-display:swap;src:url(fonts/bricolage-600.woff2) format("woff2")}
@font-face{font-family:"Bricolage Grotesque";font-weight:800;font-display:swap;src:url(fonts/bricolage-800.woff2) format("woff2")}
@font-face{font-family:"Instrument Sans";font-weight:400;font-display:swap;src:url(fonts/instrument-400.woff2) format("woff2")}
@font-face{font-family:"Instrument Sans";font-weight:500;font-display:swap;src:url(fonts/instrument-500.woff2) format("woff2")}
@font-face{font-family:"Instrument Sans";font-weight:600;font-display:swap;src:url(fonts/instrument-600.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:400;font-display:swap;src:url(fonts/plex-mono-400.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-weight:600;font-display:swap;src:url(fonts/plex-mono-600.woff2) format("woff2")}

:root{
  --bg:#EAF3F6; --tile:#DCEBF0; --paper:#FFFFFF; --ink:#0B2A3A; --muted:#557180; --line:#CFE1E7;
  --bleu:#0B7EA6; --bleu-deep:#075D7C; --bleu-soft:#DDF0F7; --rose:#C8255F; --rose-soft:#FBE4EC;
  --ok:#17855A; --ok-soft:#DDF3E8; --warn:#B86E00; --warn-soft:#FBEFD9; --bad:#BF2F2F; --bad-soft:#FBE2E0;
  --ph1:#F1CB3A; --ph2:#F0A23B; --ph3:#E5664A; --ph4:#D33A63; --ph5:#A8166A;
  --dpd0:#FBEAF0; --dpd1:#F3A9C4; --dpd2:#DB4F86; --dpd3:#A3104F;
  --f-display:"Bricolage Grotesque","Avenir Next","Segoe UI",system-ui,sans-serif;
  --f-body:"Instrument Sans","Helvetica Neue",Arial,system-ui,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
  --r:14px;
  color-scheme:light;
  padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#06161F; --tile:#0A202B; --paper:#0D2532; --ink:#E2F0F4; --muted:#8EABB7; --line:#1C3E4D;
  --bleu:#4EC3E8; --bleu-deep:#8AD9F1; --bleu-soft:#0F3445; --rose:#FF6E9C; --rose-soft:#3A1526;
  --ok:#4FD49A; --ok-soft:#0F3326; --warn:#F2AE47; --warn-soft:#3A2A0E; --bad:#FF7D73; --bad-soft:#3D1715;
  color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#06161F; --tile:#0A202B; --paper:#0D2532; --ink:#E2F0F4; --muted:#8EABB7; --line:#1C3E4D;
  --bleu:#4EC3E8; --bleu-deep:#8AD9F1; --bleu-soft:#0F3445; --rose:#FF6E9C; --rose-soft:#3A1526;
  --ok:#4FD49A; --ok-soft:#0F3326; --warn:#F2AE47; --warn-soft:#3A2A0E; --bad:#FF7D73; --bad-soft:#3D1715;
  color-scheme:dark}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background-color:var(--bg); color:var(--ink); font-family:var(--f-body); font-size:16px; line-height:1.55;
  background-image:linear-gradient(var(--tile) 1px,transparent 1px),linear-gradient(90deg,var(--tile) 1px,transparent 1px);
  background-size:28px 28px;
}
img,svg{max-width:100%}
[hidden]{display:none!important}
a{color:var(--bleu-deep);text-underline-offset:3px}
h1,h2,h3{font-family:var(--f-display);margin:0;text-wrap:balance;letter-spacing:-.01em;line-height:1.15}
.num,input.in,.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
button,select,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--bleu);outline-offset:2px}
.wrap{max-width:1180px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:8px;z-index:50;background:var(--paper);padding:8px 12px;border-radius:8px}

/* ---------- En-tête ---------- */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--paper)}
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;gap:18px;min-height:60px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:none}
.logo svg{width:26px;height:33px}
.logo b{font-family:var(--f-display);font-weight:800;font-size:21px;letter-spacing:-.02em}
.nav{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;margin-left:auto}
.nav::-webkit-scrollbar{display:none}
.nav a{white-space:nowrap;text-decoration:none;color:var(--muted);font-weight:600;font-size:14.5px;padding:8px 12px;border-radius:999px}
.nav a:hover{color:var(--ink);background:var(--bg)}
.nav a[aria-current="page"]{color:var(--ink);background:var(--bleu-soft)}
@media (max-width:640px){.site-head .wrap{flex-wrap:wrap;gap:4px 12px;padding-block:8px}.nav{margin-left:0;width:100%;margin-bottom:-2px}.nav a{padding:6px 10px;font-size:14px}}

/* ---------- Bandeau d'ouverture ---------- */
.hero{padding-block:30px 10px}
.hero .eyebrow{color:var(--bleu)}
.hero h1{font-size:clamp(30px,5vw,50px);font-weight:800;max-width:20ch;margin-top:6px}
.hero p.lead{font-size:18px;color:var(--muted);max-width:60ch;margin:12px 0 0}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.badges span{font-size:13px;font-weight:600;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:5px 12px}
.crumbs{font-size:13px;color:var(--muted);display:flex;gap:6px;flex-wrap:wrap}
.crumbs a{color:var(--muted)}

/* ---------- Composants communs ---------- */
.eyebrow{font-family:var(--f-body);font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:18px;min-width:0}
.panel h2{font-size:19px;font-weight:800;display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}
.hint{color:var(--muted);font-size:13.5px;margin:6px 0 0}
.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:14px}
.fields.three{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:560px){.fields.three{grid-template-columns:repeat(2,minmax(0,1fr))}}
.f{display:flex;flex-direction:column;gap:4px;min-width:0}
.f.full{grid-column:1/-1}
.f label{font-size:13.5px;font-weight:600}
.f small{color:var(--muted);font-size:12.5px}
.inbox{display:flex;align-items:center;border:1px solid var(--line);border-radius:10px;background:var(--bg);overflow:hidden}
.inbox:focus-within{border-color:var(--bleu);box-shadow:0 0 0 3px var(--bleu-soft)}
input.in{border:0;background:transparent;padding:9px 10px;width:100%;min-width:0;font-size:16px}
input.in:focus{outline:none}
input.txt{font-family:var(--f-body)}
.unit{padding:0 10px;color:var(--muted);font-size:13px;white-space:nowrap}
select.sel{width:100%;border:1px solid var(--line);border-radius:10px;background:var(--bg);padding:9px 10px;font-size:15px}
.seg{display:inline-flex;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:3px;gap:2px;flex-wrap:wrap}
.seg button{border:0;background:transparent;border-radius:999px;padding:7px 14px;cursor:pointer;font-weight:600;font-size:14px;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--paper)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.chip{border:1px solid var(--line);background:var(--bg);border-radius:999px;padding:5px 12px;font-size:13.5px;cursor:pointer;font-weight:600}
.chip[aria-pressed="true"]{border-color:var(--bleu);background:var(--bleu-soft)}
.chip.add{border-style:dashed;color:var(--muted)}
.shape{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin-top:14px}
.shape button{border:1px solid var(--line);background:var(--bg);border-radius:10px;padding:8px 4px;cursor:pointer;font-size:13px;font-weight:600;display:flex;flex-direction:column;align-items:center;gap:4px}
.shape button svg{width:34px;height:20px;stroke:var(--muted);fill:none;stroke-width:1.6}
.shape button[aria-pressed="true"]{border-color:var(--bleu);background:var(--bleu-soft)}
.shape button[aria-pressed="true"] svg{stroke:var(--bleu)}
.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--ink);background:var(--ink);color:var(--paper);border-radius:10px;padding:9px 14px;font-weight:600;cursor:pointer;text-decoration:none;font-size:15px}
.btn.ghost{background:transparent;color:var(--ink)}
.btn.small{padding:6px 11px;font-size:13.5px}
.link-btn{border:0;background:none;color:var(--muted);font-size:13.5px;cursor:pointer;padding:0;text-decoration:underline;text-underline-offset:3px}
.link-btn.danger{color:var(--bad)}
.sample{display:inline-block;font-size:12px;font-weight:600;background:var(--warn-soft);color:var(--warn);border-radius:999px;padding:2px 9px}
details.adv{margin-top:12px}
details.adv summary{cursor:pointer;font-size:13.5px;color:var(--muted);font-weight:600}
.pill{font-size:12.5px;font-weight:600;border-radius:999px;padding:3px 10px;white-space:nowrap}
.pill.ok{background:var(--ok-soft);color:var(--ok)}.pill.warn{background:var(--warn-soft);color:var(--warn)}.pill.bad{background:var(--bad-soft);color:var(--bad)}.pill.neutral{background:var(--bleu-soft);color:var(--bleu-deep)}
.note{font-size:13px;color:var(--muted);margin:0}
.note.warn{color:var(--warn)}

/* ---------- Résultat de dose ---------- */
.dosebox{margin-top:12px;background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:10px}
.dosebox .res{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}
.dosebox .amt{font-family:var(--f-mono);font-size:24px;font-weight:600;color:var(--bleu-deep)}
.dosebox .what{font-size:13.5px;color:var(--muted)}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.kv{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 12px;font-size:13.5px;margin:10px 0 0}
.kv dt{color:var(--muted)}.kv dd{margin:0;font-family:var(--f-mono);text-align:right}

/* ---------- Jauges ---------- */
.reading{display:flex;align-items:baseline;gap:8px;margin-top:10px;flex-wrap:wrap}
.reading .v{font-family:var(--f-mono);font-size:30px;font-weight:600;line-height:1}
.reading .u{color:var(--muted);font-size:13.5px}
.gauge{position:relative;height:12px;border-radius:999px;margin:16px 0 22px}
.gauge.ph{background:linear-gradient(90deg,var(--ph1),var(--ph2) 30%,var(--ph3) 55%,var(--ph4) 78%,var(--ph5))}
.gauge.cl{background:linear-gradient(90deg,var(--dpd0),var(--dpd1) 35%,var(--dpd2) 70%,var(--dpd3))}
.gauge.lsi{background:linear-gradient(90deg,var(--bleu) 0%,var(--bleu-soft) 38%,var(--ok-soft) 50%,var(--warn-soft) 62%,var(--warn) 100%)}
.gauge .zone{position:absolute;top:-4px;bottom:-4px;border:2px solid var(--ink);border-radius:6px;opacity:.55}
.gauge .mark{position:absolute;top:-6px;width:4px;height:24px;margin-left:-2px;background:var(--ink);border-radius:2px;box-shadow:0 0 0 2px var(--paper);transition:left .25s ease}
.gauge .ticks{position:absolute;left:0;right:0;top:16px;display:flex;justify-content:space-between;font-family:var(--f-mono);font-size:11px;color:var(--muted)}

/* ---------- Accueil : outil ---------- */
.grid{display:grid;grid-template-columns:minmax(0,400px) minmax(0,1fr);gap:20px;align-items:start;padding-block:16px 8px}
@media (max-width:880px){.grid{grid-template-columns:minmax(0,1fr)}}
.col{display:flex;flex-direction:column;gap:16px;min-width:0}
.vol{margin-top:16px;display:flex;align-items:baseline;justify-content:space-between;gap:10px;border-top:1px dashed var(--line);padding-top:14px;flex-wrap:wrap}
.vol .big{font-family:var(--f-display);font-weight:800;font-size:36px;line-height:1}
.vol .big span{font-size:18px;color:var(--muted);font-weight:600}
.row-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px;align-items:center}
.ordo{background:var(--ink);color:var(--paper);border-radius:var(--r);padding:20px 20px 16px}
.ordo h2{color:var(--paper);font-size:21px}
.ordo .eyebrow{color:color-mix(in srgb,var(--paper) 65%,transparent)}
.steps{list-style:none;margin:14px 0 0;padding:0;display:flex;flex-direction:column;gap:10px;counter-reset:s}
.steps li{display:grid;grid-template-columns:30px minmax(0,1fr) auto;gap:12px;align-items:start;padding:12px;border-radius:12px;background:color-mix(in srgb,var(--paper) 8%,transparent)}
.steps li::before{counter-increment:s;content:counter(s);width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-family:var(--f-mono);font-weight:600;background:var(--paper);color:var(--ink);font-size:14px}
.steps .t{font-weight:600}
.steps .d{font-size:13.5px;color:color-mix(in srgb,var(--paper) 72%,transparent);margin-top:2px}
.steps .dose{font-family:var(--f-mono);font-weight:600;font-size:18px;text-align:right;white-space:nowrap}
.steps .dose small{display:block;font-family:var(--f-body);font-weight:400;font-size:12.5px;color:color-mix(in srgb,var(--paper) 65%,transparent);white-space:normal;max-width:180px}
.steps li.info::before{content:"!";background:var(--warn);color:var(--ink)}
.allgood{margin-top:14px;padding:14px;border-radius:12px;background:color-mix(in srgb,var(--paper) 8%,transparent)}
.ordo .foot{margin:12px 0 0;font-size:13px;color:color-mix(in srgb,var(--paper) 62%,transparent)}
.ordo .actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.ordo .btn{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.ordo .btn.ghost{background:transparent;color:var(--paper);border-color:color-mix(in srgb,var(--paper) 40%,transparent)}
.ordo .msg{font-size:13px;color:color-mix(in srgb,var(--paper) 75%,transparent);align-self:center}
@media (max-width:520px){.steps li{grid-template-columns:30px minmax(0,1fr)}.steps .dose{grid-column:2;text-align:left}.steps .dose small{max-width:none}}
.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media (max-width:1040px){.cards{grid-template-columns:minmax(0,1fr)}}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.card-head h3{font-size:18px;font-weight:800}
.card-more{font-size:13.5px;font-weight:600;margin-top:10px;display:inline-block}

/* Journal des relevés */
.journal table{width:100%;border-collapse:collapse;font-size:13.5px}
.journal th,.journal td{padding:7px 8px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}
.journal th:first-child,.journal td:first-child{text-align:left}
.journal th{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.journal td{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.journal .scroll{overflow-x:auto;margin-top:12px;max-height:320px;overflow-y:auto}
.chart{width:100%;height:auto;display:block;margin-top:12px}
.chart text{font-family:var(--f-mono);font-size:10px;fill:var(--muted)}
.legend{display:flex;gap:14px;font-size:13px;color:var(--muted);margin-top:6px;flex-wrap:wrap}
.legend i{display:inline-block;width:12px;height:3px;border-radius:2px;margin-right:6px;vertical-align:middle}
.empty{border:1px dashed var(--line);border-radius:12px;padding:16px;color:var(--muted);font-size:14px;margin-top:12px}

/* ---------- Guides ---------- */
.article{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start;padding-block:10px 20px}
@media (max-width:960px){.article{grid-template-columns:minmax(0,1fr)}}
.prose{min-width:0;max-width:720px}
.prose>*+*{margin-top:16px}
.prose h2{font-size:26px;font-weight:800;margin-top:38px;scroll-margin-top:90px}
.prose h3{font-size:19px;font-weight:800;margin-top:24px}
.prose p,.prose li{font-size:17px}
.prose ul,.prose ol{padding-left:22px}
.prose li+li{margin-top:6px}
.answer{background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--bleu);border-radius:12px;padding:16px 18px;font-size:17.5px}
.answer strong{color:var(--ink)}
.formula{font-family:var(--f-mono);background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:15px;overflow-x:auto}
.tbl{overflow-x:auto;background:var(--paper);border:1px solid var(--line);border-radius:12px}
.tbl table{border-collapse:collapse;width:100%;font-size:14.5px}
.tbl caption{text-align:left;padding:12px 14px 4px;font-weight:600;font-size:14px}
.tbl th,.tbl td{padding:9px 14px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}
.tbl th:first-child,.tbl td:first-child{text-align:left}
.tbl thead th{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:600}
.tbl td{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.tbl tr:last-child td{border-bottom:0}
.tool{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:18px}
.tool h2{font-size:20px;margin:0}
.callout{border-radius:12px;padding:14px 16px;background:var(--warn-soft);font-size:15.5px}
.callout b{display:block;margin-bottom:2px}
.aside{position:sticky;top:84px;display:flex;flex-direction:column;gap:14px}
@media (max-width:960px){.aside{position:static}}
.toc{font-size:14.5px}
.toc ol{margin:8px 0 0;padding-left:18px}
.toc li+li{margin-top:5px}
.toc a{color:var(--ink);text-decoration:none}
.toc a:hover{text-decoration:underline}
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:12px 16px}
.faq details+details{margin-top:8px}
.faq summary{cursor:pointer;font-weight:600;font-size:16.5px}
.faq details p{margin:8px 0 0;font-size:16px}
.related{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.gcard{display:flex;flex-direction:column;gap:6px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 16px;text-decoration:none;color:var(--ink);transition:border-color .15s,transform .15s}
.gcard:hover{border-color:var(--bleu);transform:translateY(-2px)}
.gcard b{font-family:var(--f-display);font-size:17px;font-weight:800;line-height:1.2}
.gcard span{font-size:14px;color:var(--muted)}
.gcard em{font-style:normal;font-size:12px;font-weight:600;color:var(--bleu-deep);text-transform:uppercase;letter-spacing:.06em}
.section{padding-block:26px}
.section>h2{font-size:28px;font-weight:800;margin-bottom:14px}
.updated{font-size:13px;color:var(--muted)}

/* Diagnostic */
.symptoms{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;margin-top:12px}
.symptoms button{display:flex;flex-direction:column;align-items:flex-start;gap:6px;text-align:left;border:1px solid var(--line);background:var(--bg);border-radius:12px;padding:10px 12px;cursor:pointer;font-weight:600;font-size:14.5px}
.symptoms button i{display:block;width:26px;height:26px;border-radius:50%;border:1px solid var(--line)}
.symptoms button[aria-pressed="true"]{border-color:var(--bleu);background:var(--bleu-soft)}
.diag{margin-top:14px;display:flex;flex-direction:column;gap:12px}
.diag h3{font-size:18px}
.diag ol{margin:0;padding-left:20px}
.diag li+li{margin-top:6px}

/* ---------- Fernand ---------- */
.fernand{display:grid;grid-template-columns:auto minmax(0,1fr);gap:16px;align-items:center;background:var(--rose-soft);border:0;border-radius:var(--r);padding:18px}
.fernand svg{width:56px;height:56px}
.fernand h3{font-size:18px;font-weight:800}
.fernand p{margin:4px 0 10px;font-size:15px}
.fernand a.go{color:var(--rose);font-weight:700}
.fernand.wide{grid-template-columns:auto minmax(0,1fr) auto;padding:22px}
@media (max-width:700px){.fernand.wide{grid-template-columns:auto minmax(0,1fr)}.fernand.wide .btn{grid-column:1/-1;justify-self:start}}
.fernand .btn{background:var(--rose);border-color:var(--rose);color:var(--paper)}
.list-check{list-style:none;padding:0;margin:8px 0 0;display:grid;gap:6px}
.list-check li{padding-left:22px;position:relative;font-size:15px}
.list-check li::before{content:"";position:absolute;left:2px;top:.55em;width:9px;height:9px;border-radius:50%;background:var(--rose)}

.safety{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:20px}
.safety div{font-size:13.5px;color:var(--muted);border-top:2px solid var(--line);padding-top:8px}
.safety b{color:var(--ink);display:block;font-size:14px}
@media (max-width:700px){.safety{grid-template-columns:minmax(0,1fr)}}

/* ---------- Pied de page ---------- */
.site-foot{margin-top:40px;background:var(--ink);color:var(--paper)}
.site-foot .wrap{padding-block:30px 26px;display:grid;grid-template-columns:1.4fr repeat(3,minmax(0,1fr));gap:24px}
@media (max-width:820px){.site-foot .wrap{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:480px){.site-foot .wrap{grid-template-columns:minmax(0,1fr)}}
.site-foot h4{margin:0 0 8px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:color-mix(in srgb,var(--paper) 60%,transparent);font-weight:600}
.site-foot ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.site-foot a{color:var(--paper);text-decoration:none;font-size:14.5px}
.site-foot a:hover{text-decoration:underline}
.site-foot p{font-size:14px;color:color-mix(in srgb,var(--paper) 75%,transparent);margin:8px 0 0}
.site-foot .logo{color:var(--paper)}
.site-foot .fine{grid-column:1/-1;border-top:1px solid color-mix(in srgb,var(--paper) 15%,transparent);padding-top:14px;font-size:13px;color:color-mix(in srgb,var(--paper) 60%,transparent);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

.install{display:none}
.install.show{display:inline-flex}

@media print{
  .site-head,.site-foot,.nav,.fernand,.safety,.no-print,.cards,.ordo .actions{display:none!important}
  body{background:#fff;color:#000}
  .print-only{display:block!important}
}
.print-only{display:none}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

@media print{
  body.printing-sheet *{visibility:hidden}
  body.printing-sheet [data-sheet],body.printing-sheet [data-sheet] *{visibility:visible}
  body.printing-sheet [data-sheet]{display:block!important;position:absolute;left:0;top:0;width:100%}
}

.hero.has-illu{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,380px);gap:36px;align-items:center}
figure.illu{margin:0}
figure.illu img{display:block;width:100%;height:auto;border-radius:18px}
@media (max-width:820px){.hero.has-illu{grid-template-columns:minmax(0,1fr)}figure.illu{max-width:320px}}

figure.illu img{aspect-ratio:4/5;object-fit:cover;box-shadow:0 1px 0 var(--line)}
@media (max-width:820px){figure.illu{max-width:none}figure.illu img{aspect-ratio:16/10}}

figure.illu.sm img{aspect-ratio:5/4}
@media (max-width:820px){figure.illu.sm img{aspect-ratio:16/10}}

/* ================= v5 : navigation ================= */
@font-face{font-family:"Fredoka";font-weight:600;font-display:swap;src:url(fonts/fredoka-600.woff2) format("woff2")}
@font-face{font-family:"Figtree";font-weight:400;font-display:swap;src:url(fonts/figtree-400.woff2) format("woff2")}
@font-face{font-family:"Figtree";font-weight:700;font-display:swap;src:url(fonts/figtree-700.woff2) format("woff2")}
.site-head .wrap{gap:10px}
.nav{overflow:visible;display:flex;align-items:center;gap:2px;margin-left:auto}
.nav details.menu{position:relative}
.nav summary{list-style:none;cursor:pointer;white-space:nowrap;color:var(--muted);font-weight:600;font-size:14.5px;padding:8px 12px;border-radius:999px;display:flex;align-items:center;gap:6px}
.nav summary::-webkit-details-marker{display:none}
.nav summary::after{content:"";width:6px;height:6px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.7}
.nav details[open]>summary::after{transform:rotate(-135deg) translateY(-1px)}
.nav summary:hover,.nav details[open]>summary{color:var(--ink);background:var(--bg)}
.nav details[data-cur]>summary{color:var(--ink);background:var(--bleu-soft)}
.nav .menu ul{list-style:none;margin:0;padding:8px;position:absolute;top:calc(100% + 8px);left:0;min-width:250px;background:var(--paper);border:1px solid var(--line);border-radius:14px;box-shadow:0 14px 40px rgba(11,42,58,.16);display:grid;gap:1px;z-index:40}
.nav .menu ul a{display:block;padding:8px 10px;border-radius:8px;color:var(--ink);text-decoration:none;font-size:14.5px;font-weight:500;white-space:nowrap}
.nav .menu ul a:hover{background:var(--bg)}
.nav .menu ul a[aria-current="page"]{background:var(--bleu-soft);font-weight:600}
.nav details.menu:nth-of-type(2) ul{grid-template-columns:repeat(2,minmax(0,1fr));min-width:300px}
.nav details.menu:nth-of-type(4) ul{left:auto;right:0}
.nav a.nav-link{white-space:nowrap;text-decoration:none;color:var(--muted);font-weight:600;font-size:14.5px;padding:8px 12px;border-radius:999px}
.nav a.nav-link:hover,.nav a.nav-link[aria-current="page"]{color:var(--ink);background:var(--bleu-soft)}
.icon-btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--bg);border-radius:999px;padding:7px 12px;cursor:pointer;font-weight:600;font-size:14px;color:var(--ink);flex:none}
.icon-btn svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round}
.icon-btn:hover{border-color:var(--bleu)}
.menu-btn{display:none}
@media (max-width:1060px){.icon-btn span{display:none}.icon-btn{padding:8px}}
@media (max-width:900px){
  .site-head .wrap{flex-wrap:nowrap;min-height:58px;padding-block:0}
  .site-head .logo{margin-right:auto}
  .menu-btn{display:inline-flex}
  .icon-btn span{display:inline}
  #search-open span{display:none}
  .nav{display:none;position:fixed;inset:0;top:calc(58px + env(safe-area-inset-top,0px));margin:0;background:color-mix(in srgb,var(--ink) 35%,transparent);z-index:25;align-items:stretch;flex-direction:column;overflow-y:auto;padding:0}
  .nav.open{display:flex}
  .nav>*{background:var(--paper)}
  .nav details.menu{border-bottom:1px solid var(--line)}
  .nav summary{border-radius:0;padding:15px max(16px,env(safe-area-inset-left,0px));font-size:17px;justify-content:space-between;color:var(--ink)}
  .nav details[data-cur]>summary,.nav summary:hover,.nav details[open]>summary{background:var(--paper)}
  .nav .menu ul,.nav details.menu:nth-of-type(2) ul{position:static;box-shadow:none;border:0;border-radius:0;min-width:0;padding:0 max(16px,env(safe-area-inset-left,0px)) 12px;grid-template-columns:repeat(2,minmax(0,1fr))}
  .nav .menu ul a{white-space:normal;padding:9px 10px;background:var(--bg);font-size:15px}
  .nav a.nav-link{border-radius:0;padding:15px max(16px,env(safe-area-inset-left,0px));font-size:17px;color:var(--ink);flex:none}
  .nav::after{content:"";flex:1;background:transparent}
}
body.drawer-open{overflow:hidden}

/* Recherche */
.search{position:fixed;inset:0;z-index:60;background:color-mix(in srgb,var(--ink) 45%,transparent);display:flex;justify-content:center;align-items:flex-start;padding:calc(10vh + env(safe-area-inset-top,0px)) max(16px,env(safe-area-inset-right,0px)) 16px max(16px,env(safe-area-inset-left,0px))}
.search-box{width:100%;max-width:620px;background:var(--paper);border-radius:18px;box-shadow:0 24px 70px rgba(0,0,0,.3);overflow:hidden}
.search-field{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line)}
.search-field svg{width:20px;height:20px;fill:none;stroke:var(--muted);stroke-width:2.2;stroke-linecap:round;flex:none}
.search-field input{flex:1;min-width:0;border:0;background:transparent;font-size:18px;padding:6px 0;outline:none}
.search-res{list-style:none;margin:0;padding:8px;max-height:60vh;overflow-y:auto}
.search-res a{display:grid;gap:2px;padding:10px 12px;border-radius:10px;text-decoration:none;color:var(--ink)}
.search-res em{font-style:normal;font-size:11.5px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--bleu-deep)}
.search-res b{font-family:var(--f-display);font-size:16.5px}
.search-res span{font-size:13.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.search-res li[aria-selected="true"] a,.search-res a:hover{background:var(--bg)}
.search-res .none{padding:14px;color:var(--muted)}
.search-hint{margin:0;padding:10px 16px 14px;font-size:13px;color:var(--muted);border-top:1px solid var(--line)}

/* Accueil : accès rapides */
.quick{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;align-items:center}
.quick a{text-decoration:none;font-weight:600;font-size:14px;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:7px 14px}
.quick a:first-child{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.quick a:hover{border-color:var(--bleu)}
.quick-vol{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:3px 6px 3px 14px}
.quick-vol select{border:0;background:var(--bg);border-radius:999px;padding:4px 8px;font-weight:600}
.badges{display:none}
.mbar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--ink);color:var(--paper);padding:10px max(16px,env(safe-area-inset-right,0px)) calc(10px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));box-shadow:0 -6px 24px rgba(0,0,0,.2)}
.mbar div{display:grid;min-width:0}
.mbar b{font-size:15px}
.mbar span{font-size:13px;opacity:.75;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mbar .btn{background:var(--paper);color:var(--ink);border-color:var(--paper);flex:none}
@media (max-width:820px){.hero.has-illu figure.illu.sm{display:none}}

/* Guides */
.hero-actions{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 0}
.toc-m{display:none;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:10px 14px}
.toc-m summary{cursor:pointer;font-weight:600}
.toc-m ol{margin:8px 0 2px;padding-left:20px}
.toc-m li+li{margin-top:4px}
.toc-m a{color:var(--ink)}
@media (max-width:960px){.toc-m{display:block}.aside .toc{display:none}}
.prose [id]{scroll-margin-top:84px}
html{scroll-behavior:smooth}
.totop{position:fixed;right:max(16px,env(safe-area-inset-right,0px));bottom:calc(20px + env(safe-area-inset-bottom,0px));z-index:28;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--paper);border:1px solid var(--line);box-shadow:0 6px 20px rgba(11,42,58,.18);color:var(--ink)}
.totop svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
@media (max-width:880px){body:has(.mbar:not([hidden])) .totop{bottom:calc(80px + env(safe-area-inset-bottom,0px))}}

/* ================= Encarts La Régie de Fernand, à sa charte ================= */
.fx{--fx-navy:#0A2342;--fx-orange:#F0732F;--fx-soft:#FFF1E8;--fx-muted:#56637A;
  font-family:"Figtree",system-ui,sans-serif;background:var(--fx-soft);color:var(--fx-navy);border-radius:18px;padding:18px;display:grid;gap:14px;align-items:start;color-scheme:light}
.fx h3{font-family:"Fredoka","Figtree",system-ui,sans-serif;font-weight:600;letter-spacing:0;color:var(--fx-navy);font-size:20px;line-height:1.15;margin:0}
.fx p{margin:6px 0 12px;font-size:15px;line-height:1.5;color:var(--fx-navy)}
.fx-kicker{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--fx-orange);margin-bottom:2px}
.fx-btn{display:inline-flex;align-items:center;gap:8px;background:var(--fx-orange);color:#fff;font-weight:700;font-size:15px;text-decoration:none;border-radius:999px;padding:10px 18px}
.fx-btn::after{content:"→"}
.fx-btn:hover{background:#D9601E}
.fx a:not(.fx-btn){color:var(--fx-navy)}
.fx-small{grid-template-columns:52px minmax(0,1fr)}
.fx-mark{width:52px;height:auto}
.fx-wide{grid-template-columns:auto minmax(0,1fr);gap:24px;padding:24px;align-items:center}
.fx-logo{width:120px;height:auto;background:#fff;border-radius:14px;padding:12px}
.fx-wide h3{font-size:24px}
.fx-list{list-style:none;padding:0;margin:0 0 16px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 16px}
.fx-list li{position:relative;padding-left:20px;font-size:14.5px}
.fx-list li::before{content:"";position:absolute;left:0;top:.45em;width:10px;height:10px;border-radius:3px;background:var(--fx-orange)}
@media (max-width:640px){.fx-wide{grid-template-columns:minmax(0,1fr)}.fx-logo{width:96px}.fx-list{grid-template-columns:minmax(0,1fr)}}
.prose .fx p,.prose .fx li{font-size:15px}
.prose>.fx{margin-top:30px}
@media (max-width:900px){.site-head{backdrop-filter:none;-webkit-backdrop-filter:none;background:var(--paper)}}
@media (max-width:900px){
  .nav{background:var(--paper)}
  .nav details.menu,.nav a.nav-link{border-bottom:1px solid var(--line)}
  .nav::after{background:var(--paper)}
}

/* Logo officiel */
.logo svg.wordmark{width:auto;height:36px;display:block}
.logo b{display:none}
.site-foot .logo svg.wordmark{height:34px}
@media (max-width:900px){.logo svg.wordmark{height:27px}}

/* v10 : signature des guides, liste des volumes */
.hero .byline{font-size:13.5px;color:var(--muted);margin:10px 0 0}
.hero .byline a{color:inherit;text-decoration:underline;text-underline-offset:2px}
.vol-nav{list-style:none;padding:0;margin:10px 0 0;display:flex;flex-wrap:wrap;gap:8px}
.vol-nav li{margin:0}
.vol-nav a{display:inline-block;padding:6px 12px;border:1px solid var(--line);border-radius:999px;text-decoration:none;font-weight:600;font-size:14px;color:var(--ink);background:var(--paper)}
.vol-nav a:hover{border-color:var(--bleu)}
.vol-nav a[aria-current]{background:var(--ink);color:var(--paper);border-color:var(--ink)}