/* Layout : colonne éditoriale étroite, hero en deux temps (promesse + carte de l'Erdre), sections alternant texte et grilles */
:root{
  --bg:#EEF2EF; --surface:#FFFFFF; --ink:#12302B; --muted:#4D6660; --line:#C9D6D1;
  --accent:#0A6F93; --accent-ink:#FFFFFF; --rust:#B4532A; --river:#7DB9CF;
  --display:"Bricolage Grotesque", "Avenir Next", "Segoe UI", sans-serif;
  --body:"Atkinson Hyperlegible", "Segoe UI", system-ui, sans-serif;
  --mono:"JetBrains Mono", ui-monospace, "Cascadia Mono", monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0E1A18; --surface:#162623; --ink:#DCE8E4; --muted:#93AAA4; --line:#2A3E3A;
  --accent:#4DB8DC; --accent-ink:#0E1A18; --rust:#E08A5E; --river:#2F6F86; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0E1A18; --surface:#162623; --ink:#DCE8E4; --muted:#93AAA4; --line:#2A3E3A;
  --accent:#4DB8DC; --accent-ink:#0E1A18; --rust:#E08A5E; --river:#2F6F86; color-scheme:dark}

*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:1.0625rem;line-height:1.6;padding-inline:clamp(16px,4vw,40px)}
.wrap{max-width:1080px;margin-inline:auto}
h1,h2,h3{font-family:var(--display);line-height:1.08;text-wrap:balance;margin:0}
h1{font-size:clamp(2.4rem,6.4vw,4.6rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem);font-weight:800;letter-spacing:-.01em}
h3{font-size:1.25rem;font-weight:600}
p{margin:0}
a{color:var(--accent)}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

/* Nav */
.topnav{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;padding-block:22px;border-bottom:1px solid var(--line)}
.brand{font-family:var(--display);font-weight:800;font-size:1.25rem;text-decoration:none;color:var(--ink)}
.brand span{color:var(--accent)}
.topnav ul{display:flex;flex-wrap:wrap;gap:6px 20px;list-style:none;margin:0;padding:0}
.topnav ul a{color:var(--ink);text-decoration:none;font-size:.95rem}
.topnav ul a:hover{color:var(--accent)}

/* Hero */
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(24px,5vw,64px);align-items:center;padding-block:clamp(40px,7vw,88px)}
.hero > *{min-width:0}
.hero h1 em{font-style:normal;color:var(--accent)}
.lede{font-size:1.2rem;color:var(--muted);max-width:34em;margin-top:22px}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{display:inline-block;font-family:var(--display);font-weight:600;font-size:1rem;padding:13px 22px;border-radius:999px;text-decoration:none;border:2px solid var(--accent);transition:transform .15s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-ghost{color:var(--accent);background:transparent}
.map{width:100%;max-width:440px;justify-self:center}
.map svg{width:100%;height:auto;display:block}
.map figcaption{font-family:var(--mono);font-size:.75rem;color:var(--muted);margin-top:8px;text-align:center}

/* Sections */
section{padding-block:clamp(48px,7vw,84px);border-top:1px solid var(--line)}
.sec-head{display:grid;gap:12px;max-width:40em;margin-bottom:36px}
.sec-head p{color:var(--muted)}

.who{display:flex;flex-wrap:wrap;gap:10px}
.who li{list-style:none;border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:.98rem}
.who{padding:0;margin:0}

.services{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.svc{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px;display:grid;gap:12px;align-content:start}
.svc .tag{font-family:var(--mono);font-size:.74rem;color:var(--rust);letter-spacing:.06em;text-transform:uppercase}
.svc p{color:var(--muted)}
.svc .ex{font-size:.95rem;color:var(--ink);border-top:1px dashed var(--line);padding-top:12px}
.svc .ex b{font-family:var(--mono);font-size:.74rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:2px}

.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;counter-reset:s;padding:0;margin:0}
.steps li{list-style:none;display:grid;gap:8px;align-content:start;padding-top:18px;border-top:3px solid var(--accent)}
.steps li::before{counter-increment:s;content:"Étape " counter(s);font-family:var(--mono);font-size:.75rem;color:var(--accent);letter-spacing:.06em;text-transform:uppercase}
.steps p{color:var(--muted);font-size:.98rem}

.about{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,5vw,64px);align-items:start}
.about > *{min-width:0}
.about .body{display:grid;gap:16px;max-width:36em}
.facts{display:grid;gap:0;margin:0;border-top:1px solid var(--line)}
.facts div{display:grid;grid-template-columns:7.5em 1fr;gap:16px;padding-block:14px;border-bottom:1px solid var(--line)}
.facts dt{font-family:var(--mono);font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);padding-top:3px}
.facts dd{margin:0}

details{border-bottom:1px solid var(--line);padding-block:18px}
details:first-of-type{border-top:1px solid var(--line)}
summary{cursor:pointer;font-family:var(--display);font-weight:600;font-size:1.15rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--accent);font-weight:800}
details[open] summary::after{content:"–"}
details p{color:var(--muted);margin-top:10px;max-width:40em}
.faq{max-width:760px}

.contact{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,64px);align-items:center}
.contact > *{min-width:0}
.card{background:var(--accent);color:var(--accent-ink);border-radius:18px;padding:clamp(24px,4vw,40px);display:grid;gap:18px}
.card .eyebrow{color:inherit;opacity:.8}
.line{display:flex;flex-wrap:wrap;align-items:center;gap:10px;justify-content:space-between;border-top:1px solid color-mix(in srgb,var(--accent-ink) 30%,transparent);padding-top:14px}
.line span{font-family:var(--mono);font-size:1.05rem;user-select:all;overflow-wrap:anywhere}
.copy{font:600 .85rem var(--display);background:transparent;color:inherit;border:1.5px solid currentColor;border-radius:999px;padding:6px 14px;cursor:pointer}

footer{padding-block:30px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;font-size:.88rem;color:var(--muted)}
footer .coord{font-family:var(--mono)}

@media (max-width:860px){
  .hero,.about,.contact{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:560px){
  .services,.steps{grid-template-columns:1fr}
  .facts div{grid-template-columns:1fr;gap:4px}
}
@media (prefers-reduced-motion:reduce){.btn{transition:none}.btn:hover{transform:none}}

/* ---- Multi-pages : navigation, pages intérieures, blocs rassurants ---- */
.topnav ul{align-items:center}
.topnav ul a[aria-current="page"]{color:var(--accent);font-weight:700}
.navcta{border:1.5px solid var(--accent);border-radius:999px;padding:5px 14px;color:var(--accent)!important;font-weight:700}

.strip{display:flex;flex-wrap:wrap;gap:8px 22px;list-style:none;padding:0;margin:26px 0 0;font-size:.95rem;color:var(--muted)}
.strip li{display:flex;align-items:center;gap:8px}
.strip li::before,.checks li::before{content:"";flex:none;width:18px;height:18px;border-radius:50%;background:var(--accent) no-repeat center/11px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2 6.5l2.5 2.5L10 3.5' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}

.tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 32px}
.tiles-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.tile{display:grid;gap:8px;align-content:start;padding-top:16px;border-top:1px solid var(--line)}
.tile p{color:var(--muted)}

.checks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 32px;list-style:none;padding:0;margin:0}
.checks li{display:grid;grid-template-columns:18px 1fr;column-gap:14px;row-gap:6px;align-content:start}
.checks li::before{grid-row:1/3;margin-top:3px}
.checks h3{font-size:1.1rem}
.checks p{color:var(--muted);grid-column:2}

.svc-link{text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}
.svc-link:hover{border-color:var(--accent);transform:translateY(-2px)}
.more{font-family:var(--display);font-weight:600;color:var(--accent);font-size:.98rem}

.publics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.public{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:10px 20px;padding:24px 26px;border:1.5px solid var(--line);border-radius:14px;text-decoration:none;color:inherit;transition:border-color .15s}
.public:hover{border-color:var(--accent)}
.public h3{font-size:1.3rem}

.steps{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}

/* Pages intérieures */
.page-hero{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);gap:clamp(24px,5vw,64px);align-items:end;padding-block:clamp(32px,6vw,72px)}
.page-hero-solo{grid-template-columns:1fr}
.page-hero h1{font-size:clamp(2.1rem,5vw,3.6rem);margin-top:12px}
.page-hero .lede{margin-top:18px}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-family:var(--mono);font-size:.78rem;color:var(--muted);margin-bottom:22px}
.crumbs a{color:var(--muted)}
.brief{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px 24px;display:grid;gap:10px}
.brief .facts div{grid-template-columns:7em 1fr;padding-block:11px;font-size:.96rem}
.brief .facts div:last-child{border-bottom:0}

.prose{display:grid;gap:14px;max-width:40em}
.prose h2{font-size:1.5rem;margin-top:18px}
.prose h2:first-child{margin-top:0}
.prose p{color:var(--ink)}
mark{background:color-mix(in srgb,var(--rust) 22%,transparent);color:var(--ink);padding:0 4px;border-radius:3px}

.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
table.ba{border-collapse:collapse;width:100%;min-width:640px;font-size:.98rem}
.ba th,.ba td{text-align:left;vertical-align:top;padding:16px 20px;border-bottom:1px solid var(--line)}
.ba tbody tr:last-child th,.ba tbody tr:last-child td{border-bottom:0}
.ba thead th{font-family:var(--mono);font-size:.74rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.ba tbody th{font-family:var(--display);font-weight:600;width:22%}
.ba td:nth-child(2){color:var(--muted)}
.ba td:nth-child(3){background:color-mix(in srgb,var(--accent) 7%,transparent)}

.split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.split > div{border:1px solid var(--line);border-radius:14px;padding:24px;display:grid;gap:12px;align-content:start}
.split > div:first-child{border-color:var(--accent)}
ul.plain{margin:0;padding-left:1.1em;display:grid;gap:6px;color:var(--muted)}

/* Pied de page */
.site-foot{display:block;padding-block:40px 28px}
.foot-grid{display:grid;grid-template-columns:1fr 1fr 1.6fr 1fr;gap:28px}
.foot-grid > div{min-width:0;display:grid;gap:10px;align-content:start}
.foot-grid ul{list-style:none;padding:0;margin:0;display:grid;gap:6px}
.foot-grid a{color:var(--ink);text-decoration:none}
.foot-grid a:hover{color:var(--accent)}
.foot-zone p:last-child{font-size:.9rem}
.foot-base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;margin-top:32px;padding-top:18px;border-top:1px solid var(--line)}

@media (max-width:860px){
  .tiles,.checks{grid-template-columns:repeat(2,minmax(0,1fr))}
  .page-hero{grid-template-columns:1fr;align-items:start}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .tiles,.tiles-2,.checks,.publics,.split,.foot-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){.svc-link,.public{transition:none}.svc-link:hover{transform:none}}

/* Coordonnées dans la carte contact */
.line a{font-family:var(--mono);font-size:1.05rem;color:inherit;overflow-wrap:anywhere;text-decoration:none}
.line a:hover{text-decoration:underline}

/* Tableau avant/après empilé sur téléphone */
@media (max-width:560px){
  table.ba{min-width:0}
  .ba thead{display:none}
  .ba tr{display:grid;border-bottom:1px solid var(--line)}
  .ba tbody tr:last-child{border-bottom:0}
  .ba th,.ba td{border-bottom:0;padding:10px 18px}
  .ba tbody th{width:auto;padding-top:18px}
  .ba td::before{display:block;font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:2px}
  .ba td:nth-child(2)::before{content:"Avant"}
  .ba td:nth-child(3)::before{content:"Après"}
  .ba td:nth-child(3){margin:0 10px 12px;border-radius:10px}
}