/* ============================================================
   SERENIDADE — Section Crédit
   Palette : bleu ardoise profond (patrimoine/confiance),
   sable clair (fond), bronze doux (accent), vert olivâtre (validation)
   Typo : "Fraunces" (display, serif à caractère) + "Inter" (texte)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600&family=Inter:wght@400;500;600&display=swap');

:root{
  --slate:#1d2c3a;        /* bleu ardoise profond */
  --slate-2:#2c4155;
  --sand:#f6f2ea;         /* fond sable */
  --sand-2:#efe8db;
  --ink:#22282e;          /* texte principal */
  --muted:#5c6773;        /* texte secondaire */
  --bronze:#a9743f;       /* accent chaleureux */
  --bronze-2:#c08a52;
  --olive:#5f6b3c;        /* validation / listes */
  --line:#d9cfbe;         /* filets */
  --white:#fffdf9;
  --shadow:0 18px 40px -24px rgba(29,44,58,.5);
  --radius:14px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  color:var(--ink);
  background:var(--sand);
  line-height:1.65;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:'Fraunces',Georgia,serif;font-weight:500;line-height:1.12;color:var(--slate)}
a{color:var(--bronze);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}

.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.narrow{max-width:760px}

/* ---------- Header ---------- */
.top{background:var(--slate);color:#e9e2d6}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:74px;flex-wrap:wrap}
.brand{display:flex;flex-direction:column;align-items:flex-start;line-height:1.1}
.brand .name{font-family:'Fraunces',serif;font-size:1.4rem;color:var(--white);letter-spacing:.3px}
.brand .brand-logo{height:38px!important;width:auto!important;max-width:none;object-fit:contain;flex:0 0 auto;display:block;margin-bottom:3px}
.brand .tag{font-size:.72rem;color:var(--bronze-2);letter-spacing:2px}
nav.main{display:flex;gap:22px;flex-wrap:wrap;font-size:.93rem}
nav.main a{color:#d9d1c4}
nav.main a:hover{color:var(--white);text-decoration:none}
nav.main a.active{color:var(--white);border-bottom:2px solid var(--bronze)}
.phone{background:var(--bronze);color:var(--white);padding:9px 16px;border-radius:8px;font-weight:600;font-size:.9rem}
.phone:hover{background:var(--bronze-2);text-decoration:none}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(160deg,var(--slate) 0%,var(--slate-2) 100%);color:#eee6d8;padding:78px 0 88px;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;right:-80px;top:-80px;width:340px;height:340px;border:1px solid rgba(192,138,82,.28);border-radius:50%}
.hero:before{content:"";position:absolute;right:20px;bottom:-120px;width:260px;height:260px;border:1px solid rgba(192,138,82,.16);border-radius:50%}
.hero .eyebrow{color:var(--bronze-2);font-size:.82rem;letter-spacing:3px;margin-bottom:18px}
.hero h1{color:var(--white);font-size:clamp(2.1rem,5vw,3.3rem);max-width:15ch}
.hero p.lead{margin-top:22px;max-width:52ch;font-size:1.12rem;color:#ddd4c5}
.hero .cta-row{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:14px 26px;border-radius:9px;font-weight:600;font-size:1rem;cursor:pointer;border:none}
.btn-primary{background:var(--bronze);color:var(--white)}
.btn-primary:hover{background:var(--bronze-2);text-decoration:none}
.btn-ghost{background:transparent;color:var(--white);border:1px solid rgba(255,255,255,.4)}
.btn-ghost:hover{border-color:var(--white);text-decoration:none}

/* ---------- Sections ---------- */
section.block{padding:66px 0}
section.block.alt{background:var(--sand-2)}
.kicker{color:var(--bronze);font-size:.8rem;letter-spacing:2.5px;margin-bottom:14px}
h2.section-title{font-size:clamp(1.7rem,3.4vw,2.4rem);max-width:20ch;margin-bottom:12px}
.section-intro{color:var(--muted);max-width:60ch;margin-bottom:38px;font-size:1.05rem}

/* ---------- Cartes services ---------- */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;display:flex;flex-direction:column}
.svc h3{font-size:1.28rem;margin-bottom:10px}
.svc p{color:var(--muted);font-size:.97rem;flex-grow:1}
.svc .more{margin-top:18px;font-weight:600;font-size:.92rem}
.svc .num{font-family:'Fraunces',serif;color:var(--bronze);font-size:1.1rem;margin-bottom:14px;display:block}

/* ---------- Contenu texte ---------- */
.prose h2{font-size:1.9rem;margin:42px 0 14px}
.prose h3{font-size:1.35rem;margin:32px 0 10px}
.prose p{margin-bottom:16px;color:var(--ink)}
.prose ul{margin:0 0 20px 0;list-style:none}
.prose ul li{position:relative;padding-left:28px;margin-bottom:11px;color:var(--ink)}
.prose ul li:before{content:"";position:absolute;left:2px;top:10px;width:10px;height:10px;border:2px solid var(--olive);border-radius:2px;transform:rotate(45deg)}
.prose strong{color:var(--slate)}
.lead-para{font-size:1.15rem;color:var(--slate-2);border-left:3px solid var(--bronze);padding-left:20px;margin:0 0 30px}

/* ---------- FAQ ---------- */
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{font-family:'Fraunces',serif;font-size:1.12rem;color:var(--slate);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";color:var(--bronze);font-size:1.5rem;line-height:1}
.faq details[open] summary:after{content:"–"}
.faq details p{margin-top:12px;color:var(--muted)}

/* ---------- Bandeau CTA ---------- */
.band{background:var(--slate);color:#eee6d8;text-align:center;padding:58px 0}
.band h2{color:var(--white);font-size:2rem;margin-bottom:12px}
.band p{color:#d4cbbb;max-width:50ch;margin:0 auto 26px}

/* ---------- Formulaire ---------- */
.form-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:.9rem;font-weight:600;color:var(--slate);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:1rem;background:var(--sand);color:var(--ink)}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--bronze);border-color:transparent}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.consent{font-size:.82rem;color:var(--muted);display:flex;gap:10px;align-items:flex-start;margin-bottom:20px}
.consent input{margin-top:4px}

/* ---------- Simulateur ---------- */
.sim{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.sim .row{margin-bottom:20px}
.sim label{display:block;font-weight:600;color:var(--slate);margin-bottom:6px;font-size:.92rem}
.sim input[type=range]{width:100%}
.sim .val{color:var(--bronze);font-weight:600}
.sim .result{margin-top:24px;background:var(--sand-2);border-radius:10px;padding:22px;text-align:center}
.sim .result .big{font-family:'Fraunces',serif;font-size:2.2rem;color:var(--slate);display:block}
.sim .result .lbl{color:var(--muted);font-size:.88rem}

/* ---------- Footer ---------- */
footer{background:#161f28;color:#b9b0a2;padding:48px 0 30px;font-size:.9rem}
footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;margin-bottom:30px}
footer h4{color:var(--white);font-family:'Fraunces',serif;font-size:1.05rem;margin-bottom:12px;font-weight:500}
footer a{color:#c9c0b2}
footer a:hover{color:var(--white)}
footer ul{list-style:none}
footer li{margin-bottom:7px}
.legal{border-top:1px solid #2a343d;padding-top:20px;font-size:.78rem;color:#8a8377;line-height:1.6}
.legal .warn{background:rgba(169,116,63,.12);border:1px solid rgba(169,116,63,.3);border-radius:8px;padding:12px 16px;margin-bottom:16px;color:#d8cbb4}
.todo{background:#3a2d1c;color:#f0d9b5;border:1px dashed var(--bronze-2);border-radius:6px;padding:2px 8px;font-size:.82rem;font-weight:600}

/* ---------- Responsive ---------- */
@media(max-width:860px){
  .grid3{grid-template-columns:1fr}
  footer .cols{grid-template-columns:1fr}
  .two{grid-template-columns:1fr}
  nav.main{gap:14px;font-size:.85rem}
  .hero{padding:56px 0 64px}
}