/* couche.org — palette « coton & eucalyptus » */
:root{
  --bg:#f7f8f6;
  --paper:#ffffff;
  --ink:#22403a;
  --ink-2:#4b6660;
  --accent:#3e7c6b;
  --accent-dark:#2c5c4f;
  --soft:#e3eee8;
  --sun:#f0c24b;
  --line:#d9e3de;
  --radius:14px;
  --display:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
  --body:system-ui,-apple-system,"Segoe UI",Roboto,Ubuntu,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{font-family:var(--body);background:var(--bg);color:var(--ink);line-height:1.65;font-size:1.0625rem}
.wrap{max-width:1080px;margin:0 auto;padding:0 1.25rem}
a{color:var(--accent-dark)}
a:focus-visible,button:focus-visible{outline:3px solid var(--sun);outline-offset:2px;border-radius:4px}
h1,h2,h3{font-family:var(--display);line-height:1.15;letter-spacing:-.01em;font-weight:600}
h1{font-size:clamp(2rem,5vw,3.1rem);margin-bottom:.6em}
h2{font-size:clamp(1.5rem,3.4vw,2.05rem);margin:2.2em 0 .6em}
h3{font-size:1.22rem;margin:1.6em 0 .4em}
p{margin-bottom:1em;color:var(--ink)}
ul,ol{margin:0 0 1em 1.3em}
li{margin-bottom:.35em}

/* Header */
.site-header{background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem 1.25rem;max-width:1080px;margin:0 auto}
.logo{display:flex;align-items:center;gap:.55rem;text-decoration:none;color:var(--ink);font-family:var(--display);font-size:1.35rem;font-weight:700}
.logo svg{flex:none}
.nav{display:flex;gap:.25rem;flex-wrap:wrap}
.nav a{text-decoration:none;color:var(--ink-2);padding:.45rem .8rem;border-radius:999px;font-size:.95rem;font-weight:500}
.nav a:hover,.nav a[aria-current="page"]{background:var(--soft);color:var(--accent-dark)}
.nav-toggle{display:none;background:none;border:1.5px solid var(--line);border-radius:10px;padding:.45rem .7rem;font:inherit;color:var(--ink);cursor:pointer}
@media (max-width:820px){
  .nav-toggle{display:block}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);flex-direction:column;padding:.8rem 1.25rem}
  .nav.open{display:flex}
  .nav a{padding:.7rem .8rem}
}

/* Hero */
.hero{background:var(--paper);padding:3.6rem 0 0}
.hero-in{max-width:760px}
.eyebrow{display:inline-block;background:var(--soft);color:var(--accent-dark);border-radius:999px;padding:.25rem .85rem;font-size:.83rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;margin-bottom:1.1rem}
.lead{font-size:1.2rem;color:var(--ink-2);max-width:62ch}
.scallop{display:block;width:100%;height:26px;color:var(--paper);background:var(--bg)}
.hero .scallop{margin-top:2.6rem}

/* Cards — signature « couture » : couture pointillée en tête */
.grid{display:grid;gap:1.1rem;margin:1.6rem 0}
.grid.c2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid.c3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--paper);border:1px solid var(--line);border-top:3px dashed var(--accent);border-radius:var(--radius);padding:1.35rem 1.35rem 1.15rem;text-decoration:none;color:var(--ink);display:block;transition:transform .15s ease,box-shadow .15s ease}
a.card:hover{transform:translateY(-3px);box-shadow:0 8px 22px rgba(34,64,58,.1)}
.card h3,.card h2{margin:0 0 .35rem;font-size:1.18rem}
.card p{margin:0;color:var(--ink-2);font-size:.97rem}
.card .tag{display:inline-block;background:var(--soft);color:var(--accent-dark);border-radius:999px;font-size:.75rem;font-weight:600;padding:.15rem .6rem;margin-bottom:.6rem;letter-spacing:.03em;text-transform:uppercase}

/* Sections */
.section{padding:.6rem 0 1.4rem}
.section-alt{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:2.2rem 0}
.badge-sun{background:var(--sun);color:#5a4712}

/* Breadcrumb */
.crumbs{font-size:.88rem;color:var(--ink-2);padding:1rem 0 0}
.crumbs a{color:var(--ink-2)}
.crumbs span{color:var(--ink)}

/* Tables */
.table-scroll{overflow-x:auto;margin:1.2rem 0}
table{border-collapse:collapse;width:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;font-size:.97rem}
caption{caption-side:top;text-align:left;font-weight:600;padding:.6rem .2rem;font-family:var(--display);font-size:1.05rem}
th,td{padding:.65rem .85rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
thead th{background:var(--soft);color:var(--accent-dark);font-size:.85rem;text-transform:uppercase;letter-spacing:.04em}
tbody tr:last-child td{border-bottom:none}

/* Encadrés */
.note{background:var(--soft);border-left:4px solid var(--accent);border-radius:0 var(--radius) var(--radius) 0;padding:1rem 1.2rem;margin:1.3rem 0}
.note p:last-child{margin:0}

/* FAQ */
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:.7rem;padding:0 1.15rem}
.faq summary{cursor:pointer;font-weight:600;padding:.95rem 0;list-style:none;position:relative;padding-right:2rem}
.faq summary::after{content:"+";position:absolute;right:.2rem;top:.8rem;font-size:1.3rem;color:var(--accent)}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--ink-2);padding-bottom:1rem}

/* Boutons */
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;padding:.7rem 1.4rem;border-radius:999px;font-weight:600;margin:.3rem .4rem .3rem 0}
.btn:hover{background:var(--accent-dark)}
.btn.ghost{background:transparent;color:var(--accent-dark);border:1.5px solid var(--accent)}

/* Sommaire (TOC) */
.toc{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem 1.3rem;margin:1.4rem 0}
.toc strong{font-family:var(--display)}
.toc ol{margin:.5rem 0 0 1.2rem}
.toc a{text-decoration:none}
.toc a:hover{text-decoration:underline}

/* Listes de liens (hub) */
.linkcols{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.4rem;margin:1.4rem 0}
.linkcols ul{list-style:none;margin:0}
.linkcols li{margin-bottom:.45rem}
.linkcols a{text-decoration:none}
.linkcols a:hover{text-decoration:underline}
.linkcols h3{margin:0 0 .6rem;font-size:1.05rem;border-bottom:2px dashed var(--soft);padding-bottom:.4rem}

/* Footer */
.site-footer{background:var(--ink);color:#dfe9e4;margin-top:3.5rem;padding:2.6rem 0 1.6rem}
.site-footer a{color:#cfe0d8;text-decoration:none}
.site-footer a:hover{text-decoration:underline;color:#fff}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:1.6rem;margin-bottom:1.8rem}
.footer-grid h3{color:var(--sun);font-size:.95rem;margin:0 0 .7rem}
.footer-grid ul{list-style:none;margin:0}
.footer-grid li{margin-bottom:.4rem;font-size:.93rem}
.footer-disclosure{font-size:.82rem;color:#a9beb6;margin-bottom:1.1rem}
.footer-base{border-top:1px solid rgba(255,255,255,.15);padding-top:1.2rem;font-size:.85rem;color:#a9beb6;display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;justify-content:space-between}