/* leadoptin.fr — feuille de style principale */

:root{
  --ink:#10242A;
  --ink-2:#3E585E;
  --ink-3:#6B858A;
  --paper:#FFFFFF;
  --paper-2:#F1F5F4;
  --paper-3:#E5EDEC;
  --line:#D5E0DF;
  --line-soft:#E6EDEC;
  --accent:#0B6F76;
  --accent-dark:#08545A;
  --accent-soft:#DCEDED;
  --signal:#A8690F;
  --signal-soft:#F7EAD3;
  --deep:#0C2A2E;
  --radius:6px;
  --shadow:0 1px 2px rgba(16,36,42,.05),0 8px 24px -16px rgba(16,36,42,.30);
  --wrap:70rem;
  --read:40rem;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:"Source Serif 4",Georgia,"Times New Roman",serif;
  font-size:18px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}

h1,h2,h3,h4,.ui,.eyebrow,.btn,nav,th,.stat-n{
  font-family:"Bricolage Grotesque","Helvetica Neue",Arial,sans-serif;
}
h1{font-size:clamp(2rem,4.6vw,2.9rem);line-height:1.08;font-weight:800;letter-spacing:-.022em;margin:0 0 .6rem;text-wrap:balance}
h2{font-size:clamp(1.4rem,2.8vw,1.85rem);line-height:1.18;font-weight:700;letter-spacing:-.016em;margin:2.6rem 0 .8rem;text-wrap:balance}
h3{font-size:1.12rem;line-height:1.32;font-weight:700;letter-spacing:-.008em;margin:1.8rem 0 .5rem;text-wrap:balance}
p{margin:0 0 1.05rem}
strong{font-weight:600}
a{color:var(--accent);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--accent-dark)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 1.5rem}
.read{max-width:var(--read)}
.eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3);margin:0 0 .55rem}
.lede{font-size:1.16rem;line-height:1.55;color:var(--ink-2);margin-bottom:1.4rem}

/* ---------- header ---------- */
.site-head{border-bottom:1px solid var(--line);background:var(--paper);position:sticky;top:0;z-index:20}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;height:4.4rem}
.logo{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:1.18rem;letter-spacing:-.03em;color:var(--ink);text-decoration:none;white-space:nowrap}
.logo span{color:var(--accent)}
.site-nav{display:flex;align-items:center;gap:1.5rem;font-size:.9rem;font-weight:500}
.site-nav a{color:var(--ink-2);text-decoration:none}
.site-nav a:hover,.site-nav a[aria-current]{color:var(--accent)}
@media(max-width:760px){.site-nav .hide-sm{display:none}}

.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  background:var(--accent);color:#fff;text-decoration:none;
  font-size:.9rem;font-weight:600;letter-spacing:-.005em;
  padding:.62rem 1.05rem;border-radius:var(--radius);border:1px solid var(--accent);
  transition:background .15s ease;white-space:nowrap;
}
.btn:hover{background:var(--accent-dark);color:#fff}
.btn.ghost{background:transparent;color:var(--accent)}
.btn.ghost:hover{background:var(--accent-soft);color:var(--accent-dark)}
.btn.lg{font-size:1rem;padding:.8rem 1.4rem}

/* ---------- sections ---------- */
.band{padding:3.6rem 0}
.band.alt{background:var(--paper-2);border-block:1px solid var(--line-soft)}
.band.deep{background:var(--deep);color:#DDEAE9}
.band.deep h2{color:#fff}
.band.deep p{color:#B4C9C8}
.band.tight{padding:2.4rem 0}

/* ---------- breadcrumb ---------- */
.crumb{font-family:"Bricolage Grotesque",sans-serif;font-size:.8rem;color:var(--ink-3);padding:1.1rem 0 0}
.crumb a{color:var(--ink-3);text-decoration:none}
.crumb a:hover{color:var(--accent)}
.crumb span{margin:0 .4rem;opacity:.5}

/* ---------- article ---------- */
article{padding-bottom:3rem}
article ul,article ol{margin:0 0 1.15rem;padding-left:1.3rem}
article li{margin-bottom:.45rem;color:var(--ink-2)}
article li strong{color:var(--ink)}
article p{color:var(--ink-2)}
article p.intro{color:var(--ink);font-size:1.1rem}

.summary{
  background:var(--accent-soft);border-left:3px solid var(--accent);
  border-radius:0 var(--radius) var(--radius) 0;padding:1.3rem 1.5rem;margin:0 0 2rem;
}
.summary p:last-child{margin-bottom:0}
.summary .eyebrow{color:var(--accent)}
.summary ul{margin-bottom:0}

.note{
  background:var(--signal-soft);border-left:3px solid var(--signal);
  border-radius:0 var(--radius) var(--radius) 0;padding:1.15rem 1.4rem;margin:1.8rem 0;
  font-size:.97rem;
}
.note p:last-child{margin-bottom:0}
.note .eyebrow{color:var(--signal)}

.cta-inline{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--paper-2);
  padding:1.4rem 1.5rem;margin:2.2rem 0;display:flex;flex-direction:column;gap:.8rem;align-items:flex-start;
}
.cta-inline p{margin:0;font-size:1rem}

/* ---------- tables ---------- */
.scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);margin:1.6rem 0;background:var(--paper)}
table{border-collapse:collapse;width:100%;min-width:32rem;font-size:.93rem}
th{
  font-size:.68rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);
  text-align:left;padding:.75rem .95rem;background:var(--paper-2);border-bottom:1px solid var(--line);white-space:nowrap;
}
td{padding:.75rem .95rem;border-bottom:1px solid var(--line-soft);vertical-align:top;color:var(--ink-2)}
tbody tr:last-child td{border-bottom:0}
td strong{color:var(--ink)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85em}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line);margin-top:1.5rem}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  cursor:pointer;padding:1.05rem 2rem 1.05rem 0;position:relative;list-style:none;
  font-family:"Bricolage Grotesque",sans-serif;font-weight:600;font-size:1rem;color:var(--ink);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:.5rem;top:1.45rem;width:.55rem;height:.55rem;
  border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(45deg);transition:transform .18s ease;
}
.faq details[open] summary::after{transform:rotate(-135deg);top:1.7rem}
.faq .answer{padding:0 0 1.15rem;color:var(--ink-2);font-size:.98rem}
.faq .answer p:last-child{margin-bottom:0}

/* ---------- grids ---------- */
.grid{display:grid;gap:1.1rem}
@media(min-width:680px){.grid.two{grid-template-columns:1fr 1fr}.grid.three{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1.35rem 1.45rem;box-shadow:var(--shadow)}
.card h3{margin-top:0}
.card p:last-child{margin-bottom:0}
.card p{font-size:.96rem}

/* ---------- footer ---------- */
.site-foot{background:var(--deep);color:#9FB7B6;padding:3rem 0 2rem;font-size:.92rem;margin-top:4rem}
.site-foot a{color:#CFE2E1;text-decoration:none}
.site-foot a:hover{color:#fff;text-decoration:underline}
.foot-grid{display:grid;gap:2rem;margin-bottom:2.2rem}
@media(min-width:680px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr}}
.foot-grid h4{font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:#7C9998;margin:0 0 .8rem;font-weight:700}
.foot-grid ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}
.foot-bottom{border-top:1px solid #1C3F44;padding-top:1.4rem;font-size:.85rem;color:#6E8B8A;display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;justify-content:space-between}

/* ---------- bandeau brouillon (À SUPPRIMER AVANT MISE EN LIGNE) ---------- */
.draft-flag{
  background:var(--signal);color:#fff;text-align:center;
  font-family:"Bricolage Grotesque",sans-serif;font-size:.8rem;font-weight:600;
  padding:.5rem 1rem;letter-spacing:.01em;
}

/* ---------- blocs de code / certificat ---------- */
pre.code{
  margin:1.6rem 0;overflow-x:auto;background:var(--deep);color:#CFE2E1;
  border-radius:var(--radius);padding:1.25rem 1.4rem;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.82rem;line-height:1.8;
}
pre.code .k{color:#7FCBCE}
pre.code .v{color:#E8C88A}
pre.code .c{color:#6E8B8A}

/* ---------- exemples bon / mauvais ---------- */
.example{border:1px solid var(--line);border-radius:var(--radius);margin:1.3rem 0;overflow:hidden}
.example .ex-head{
  font-family:"Bricolage Grotesque",sans-serif;font-size:.72rem;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;padding:.6rem .95rem;
}
.example.ok .ex-head{background:var(--accent-soft);color:var(--accent-dark)}
.example.ko .ex-head{background:var(--signal-soft);color:var(--signal)}
.example .ex-body{padding:1.1rem .95rem;background:var(--paper)}
.example .form-mock{
  font-family:"Bricolage Grotesque",sans-serif;font-size:.93rem;color:var(--ink);
  display:flex;gap:.6rem;align-items:flex-start;line-height:1.5;
}
.example .box{
  flex:none;width:1rem;height:1rem;border:2px solid var(--ink-3);border-radius:3px;margin-top:.2rem;
}
.example .box.checked{background:var(--ink-3);border-color:var(--ink-3)}
.example .why{margin:.9rem 0 0;font-size:.9rem;color:var(--ink-2);font-family:"Source Serif 4",Georgia,serif}

/* ---------- formulaire ---------- */
.form{margin:2rem 0 0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.field-row{display:grid;gap:1rem}
@media(min-width:620px){.field-row{grid-template-columns:1fr 1fr}}
.field{margin:0 0 1rem;display:flex;flex-direction:column;gap:.35rem}
.field label{font-family:"Bricolage Grotesque",sans-serif;font-size:.82rem;font-weight:600;color:var(--ink-2)}
.field abbr{color:var(--signal);text-decoration:none}
.field input,.field textarea{
  font-family:"Source Serif 4",Georgia,serif;font-size:1rem;color:var(--ink);
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:.62rem .75rem;width:100%;
}
.field input:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}
.field textarea{resize:vertical}
.err{font-family:"Bricolage Grotesque",sans-serif;font-size:.8rem;color:var(--signal);font-weight:600}
.consent{
  margin:1.4rem 0 .6rem;background:var(--accent-soft);border-left:3px solid var(--accent);
  border-radius:0 var(--radius) var(--radius) 0;padding:1rem 1.15rem;
}
.consent label{display:flex;gap:.7rem;align-items:flex-start;cursor:pointer;font-size:.96rem;color:var(--ink)}
.consent input{margin-top:.3rem;width:1.05rem;height:1.05rem;accent-color:var(--accent);flex:none}
.legal{font-size:.85rem;color:var(--ink-3);margin-bottom:1.6rem}