/* ============================================================
   Maison Thornbury — feuille de style
   Direction : néoclassique parisien, pierre de taille & bronze
   ============================================================ */

:root{
  --ivoire:#EDE7DB;
  --pierre:#C9BCA3;
  --pierre-clair:#DCD3C0;
  --encre:#1C1B18;
  --ardoise:#3A3C3A;
  --bronze:#9C7A3C;
  --bronze-clair:#C9A14A;
  --laiton:#76663F;
  --blanc-casse:#F6F2E9;
  --ombre:rgba(28,27,24,.14);
  --serif:"Cormorant Garamond",Georgia,serif;
  --texte:"Spectral",Georgia,serif;
  --max:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--texte);
  font-weight:400;
  color:var(--encre);
  background:var(--ivoire);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}

/* Texture pierre discrète */
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    repeating-linear-gradient(0deg,rgba(118,102,63,.025) 0 1px,transparent 1px 76px),
    repeating-linear-gradient(90deg,rgba(118,102,63,.022) 0 1px,transparent 1px 120px);
}

/* ---------- Typographie ---------- */
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.08;margin:0}
.section-index{
  font-family:var(--texte);font-size:.72rem;letter-spacing:.32em;
  text-transform:uppercase;color:var(--laiton);margin:0 0 18px;font-weight:600;
}
.eyebrow{
  font-size:.74rem;letter-spacing:.34em;text-transform:uppercase;
  color:var(--bronze-clair);font-weight:600;margin:0 0 22px;
}

/* ---------- Boutons ---------- */
.btn{
  display:inline-block;font-family:var(--texte);font-weight:600;
  font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;
  text-decoration:none;padding:15px 30px;border:1px solid transparent;
  cursor:pointer;transition:.25s ease;border-radius:0;
}
.btn-bronze{background:var(--bronze);color:var(--blanc-casse);border-color:var(--bronze)}
.btn-bronze:hover{background:var(--laiton);border-color:var(--laiton)}
.btn-stone{background:transparent;color:var(--encre);border-color:var(--laiton)}
.btn-stone:hover{background:var(--encre);color:var(--ivoire);border-color:var(--encre)}

/* ---------- En-tête ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(237,231,219,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(118,102,63,.28);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none}
.brand-mark{
  width:42px;height:42px;flex:none;display:grid;place-items:center;
  background:var(--encre);color:var(--bronze-clair);font-family:var(--serif);
  font-size:1.5rem;font-weight:700;border:1px solid var(--bronze);
}
.brand-name{font-family:var(--serif);font-size:1.32rem;font-weight:600;display:block;letter-spacing:.02em}
.brand-sub{font-size:.66rem;letter-spacing:.28em;text-transform:uppercase;color:var(--laiton);display:block}
.nav{display:flex;align-items:center;gap:30px}
.nav a{text-decoration:none;font-size:.86rem;letter-spacing:.06em;color:var(--ardoise);transition:.2s}
.nav a:hover{color:var(--bronze)}
.nav-cta{
  border:1px solid var(--laiton);padding:10px 20px !important;
  text-transform:uppercase;font-size:.74rem !important;letter-spacing:.14em;font-weight:600;
}
.nav-cta:hover{background:var(--encre);color:var(--ivoire) !important}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{width:26px;height:2px;background:var(--encre);transition:.3s}

/* ---------- Héros ---------- */
.hero{position:relative;min-height:88vh;display:flex;align-items:flex-end;overflow:hidden}
.hero-img{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(.85) brightness(.78)}
.hero-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(28,27,24,.45) 0%,rgba(28,27,24,.2) 40%,rgba(28,27,24,.82) 100%)}
.hero-content{position:relative;padding-top:90px;padding-bottom:72px;color:var(--blanc-casse)}
.hero h1{font-size:clamp(2.9rem,7vw,5.6rem);font-weight:600;margin-bottom:24px}
.hero .lede{font-size:clamp(1.05rem,1.7vw,1.32rem);max-width:600px;color:#EDE7DB;font-weight:300}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin:38px 0 56px}
.hero .btn-stone{color:var(--blanc-casse);border-color:rgba(246,242,233,.6)}
.hero .btn-stone:hover{background:var(--blanc-casse);color:var(--encre);border-color:var(--blanc-casse)}
.hero-figures{display:flex;flex-wrap:wrap;gap:48px;margin:0;border-top:1px solid rgba(246,242,233,.28);padding-top:30px}
.hero-figures dt{font-family:var(--serif);font-size:2.4rem;font-weight:600;color:var(--bronze-clair);line-height:1}
.hero-figures dd{margin:6px 0 0;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:#D8CFBE}

/* ---------- Manifeste ---------- */
.manifesto{padding:92px 28px;text-align:center;max-width:920px}
.manifesto-text{font-family:var(--serif);font-size:clamp(1.5rem,3vw,2.3rem);font-weight:400;line-height:1.35;font-style:italic}
.manifesto-text sup{font-size:.55em}

/* ---------- Sections génériques ---------- */
.section-head{max-width:660px;margin-bottom:54px}
.section-head h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:18px}
.section-note{color:var(--ardoise);font-size:1.05rem}

/* ---------- Expertise : grille pierre ---------- */
.services{padding:30px 0 100px}
.stone-grid{
  display:grid;grid-template-columns:repeat(2,1fr);
  border-top:2px solid var(--laiton);border-left:2px solid var(--laiton);
}
.stone{
  position:relative;padding:46px 42px 40px;
  border-right:2px solid var(--laiton);border-bottom:2px solid var(--laiton);
  background:linear-gradient(160deg,var(--blanc-casse),var(--pierre-clair));
  transition:.3s ease;outline:none;
}
.stone::after{
  content:"";position:absolute;left:0;top:0;bottom:0;width:5px;
  background:linear-gradient(var(--bronze-clair),var(--laiton));
  transform:scaleY(0);transform-origin:top;transition:transform .4s ease;
}
.stone:hover,.stone:focus-visible{background:linear-gradient(160deg,#FBF8F1,var(--pierre))}
.stone:hover::after,.stone:focus-visible::after{transform:scaleY(1)}
.stone-num{font-family:var(--serif);font-size:1rem;color:var(--bronze);letter-spacing:.2em;display:block;margin-bottom:18px}
.stone h3{font-size:1.7rem;margin-bottom:14px}
.stone p{color:var(--ardoise);margin:0 0 22px}
.stone-link{font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;color:var(--bronze);font-weight:600;transition:.2s}
.stone-link:hover{color:var(--encre)}

/* ---------- Méthode ---------- */
.method{background:var(--encre);color:var(--ivoire);padding:100px 0}
.method-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
.method .section-index{color:var(--bronze-clair)}
.method h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:40px;color:var(--blanc-casse)}
.method-list{list-style:none;margin:0;padding:0;counter-reset:m}
.method-list li{counter-increment:m;padding:26px 0 26px 64px;position:relative;border-top:1px solid rgba(201,161,74,.25)}
.method-list li:last-child{border-bottom:1px solid rgba(201,161,74,.25)}
.method-list li::before{
  content:counter(m,decimal-leading-zero);position:absolute;left:0;top:26px;
  font-family:var(--serif);font-size:1.6rem;color:var(--bronze-clair);font-weight:600;
}
.method-list h3{font-size:1.5rem;margin-bottom:8px;color:var(--blanc-casse)}
.method-list p{color:#C9BCA3;margin:0}
.method-figure img{width:100%;height:520px;object-fit:cover;filter:saturate(.8) brightness(.92);border:1px solid var(--laiton)}

/* ---------- Honoraires ---------- */
.pricing{padding:100px 0}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:2px solid var(--laiton)}
.plan{
  position:relative;padding:48px 36px;background:var(--blanc-casse);
  border-right:1px solid rgba(118,102,63,.4);display:flex;flex-direction:column;
}
.plan:last-child{border-right:none}
.plan-feature{background:var(--encre);color:var(--ivoire);transform:scale(1.02);z-index:2;box-shadow:0 24px 60px var(--ombre)}
.plan-ribbon{
  position:absolute;top:0;right:0;background:var(--bronze);color:var(--blanc-casse);
  font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;padding:7px 16px;font-weight:600;
}
.plan h3{font-size:2rem;margin-bottom:6px}
.plan-feature h3{color:var(--blanc-casse)}
.plan-tag{font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--laiton);margin:0 0 26px}
.plan-feature .plan-tag{color:var(--bronze-clair)}
.plan-price{margin:0 0 28px;display:flex;flex-direction:column;border-bottom:1px solid rgba(118,102,63,.3);padding-bottom:24px}
.plan-feature .plan-price{border-color:rgba(201,161,74,.3)}
.plan-price .amount{font-family:var(--serif);font-size:2.7rem;font-weight:600;line-height:1;color:var(--bronze)}
.plan-feature .amount{color:var(--bronze-clair)}
.plan-price .per{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ardoise);margin-top:8px}
.plan-feature .per{color:#C9BCA3}
.plan ul{list-style:none;margin:0 0 32px;padding:0;flex:1}
.plan li{padding:9px 0 9px 24px;position:relative;font-size:.96rem;color:var(--ardoise);border-bottom:1px dotted rgba(118,102,63,.25)}
.plan-feature li{color:#D8CFBE;border-color:rgba(201,161,74,.18)}
.plan li::before{content:"—";position:absolute;left:0;color:var(--bronze)}
.plan-feature li::before{color:var(--bronze-clair)}
.plan .btn{text-align:center}
.pricing-foot{text-align:center;margin-top:40px;font-size:.92rem;color:var(--ardoise)}
.pricing-foot a{color:var(--bronze);text-underline-offset:3px}

/* ---------- Cabinet ---------- */
.firm{padding:100px 0;background:linear-gradient(180deg,var(--ivoire),var(--pierre-clair))}
.firm-inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}
.firm-figure img{width:100%;height:480px;object-fit:cover;border:1px solid var(--laiton)}
.firm-text h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:24px}
.firm-text p{color:var(--ardoise);margin:0 0 18px;font-size:1.05rem}
.firm-points{list-style:none;margin:28px 0 0;padding:0}
.firm-points li{padding:14px 0 14px 28px;position:relative;border-top:1px solid rgba(118,102,63,.3)}
.firm-points li::before{content:"";position:absolute;left:0;top:21px;width:12px;height:12px;background:var(--bronze);transform:rotate(45deg)}
.firm-points strong{font-family:var(--serif);font-size:1.15rem}

/* ---------- Témoignage ---------- */
.quote{background:var(--encre);color:var(--ivoire);padding:96px 0;text-align:center}
.quote blockquote{margin:0;max-width:820px;margin:0 auto}
.quote p{font-family:var(--serif);font-style:italic;font-size:clamp(1.5rem,3vw,2.4rem);line-height:1.4;color:var(--blanc-casse);margin:0 0 26px}
.quote cite{font-style:normal;font-size:.82rem;letter-spacing:.2em;text-transform:uppercase;color:var(--bronze-clair)}

/* ---------- Contact ---------- */
.contact{padding:100px 0}
.contact-inner{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;align-items:start}
.contact-text h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:20px}
.contact-text>p{color:var(--ardoise);font-size:1.05rem;margin:0 0 34px}
.contact-coords{font-style:normal}
.contact-coords p{margin:0 0 22px;line-height:1.5}
.coord-label{display:block;font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;color:var(--laiton);margin-bottom:4px;font-weight:600}
.contact-coords a{color:var(--bronze);text-decoration:none}
.contact-coords a:hover{text-decoration:underline}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:22px;background:var(--blanc-casse);padding:44px;border:1px solid var(--laiton)}
.field{display:flex;flex-direction:column}
.field-full{grid-column:1/-1}
.field label{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--laiton);margin-bottom:8px;font-weight:600}
.field input,.field select,.field textarea{
  font-family:var(--texte);font-size:1rem;padding:13px 14px;border:1px solid rgba(118,102,63,.45);
  background:var(--ivoire);color:var(--encre);border-radius:0;transition:.2s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--bronze);box-shadow:0 0 0 2px rgba(156,122,60,.18)}
.field textarea{resize:vertical}
.field-check{flex-direction:row;align-items:flex-start;gap:12px}
.field-check input{width:18px;height:18px;margin-top:3px;flex:none}
.field-check label{text-transform:none;letter-spacing:0;font-size:.86rem;color:var(--ardoise);font-weight:400;line-height:1.5}
.field-check a{color:var(--bronze)}
.contact-form .btn{grid-column:1/-1;justify-self:start}
.form-status{grid-column:1/-1;margin:0;font-size:.92rem;min-height:1.2em}
.form-status.ok{color:#4a6b3a}
.form-status.err{color:#9a3b2e}

/* ---------- Pied de page ---------- */
.site-footer{background:var(--encre);color:var(--pierre);padding:72px 0 0}
.footer-inner{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:54px;border-bottom:1px solid rgba(118,102,63,.4)}
.footer-brand .brand-mark{margin-bottom:18px}
.footer-name{font-family:var(--serif);font-size:1.4rem;color:var(--blanc-casse);margin:0 0 8px}
.footer-tag{font-size:.92rem;color:var(--pierre);max-width:240px;margin:0}
.footer-head{font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--bronze-clair);margin:0 0 18px;font-weight:600}
.footer-col a{display:block;text-decoration:none;color:var(--pierre);font-size:.94rem;padding:5px 0;transition:.2s}
.footer-col a:hover{color:var(--blanc-casse)}
.footer-addr{font-size:.94rem;line-height:1.7;color:var(--pierre);margin:0}
.footer-addr a{color:var(--bronze-clair);text-decoration:none}
.footer-base{display:flex;justify-content:space-between;align-items:center;padding:24px 28px;font-size:.84rem;color:var(--laiton)}
.footer-base p{margin:0}
.link-btn{background:none;border:none;color:var(--bronze-clair);font-family:var(--texte);font-size:.84rem;cursor:pointer;padding:0;text-decoration:underline;text-underline-offset:3px}

/* ---------- Bandeau cookies ---------- */
.cookie-banner{
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  background:var(--encre);color:var(--ivoire);
  border-top:2px solid var(--bronze);
  display:flex;align-items:center;gap:30px;
  padding:22px 28px;max-width:var(--max);margin:0 auto;
  box-shadow:0 -16px 50px rgba(28,27,24,.4);
  animation:rise .4s ease;
}
@keyframes rise{from{transform:translateY(100%);opacity:0}to{transform:translateY(0);opacity:1}}
.cookie-text p{margin:0;font-size:.92rem;color:#D8CFBE;line-height:1.55}
.cookie-text strong{color:var(--blanc-casse)}
.cookie-text a{color:var(--bronze-clair)}
.cookie-actions{display:flex;gap:12px;flex:none}
.cookie-actions .btn{padding:12px 24px;font-size:.74rem}
.cookie-banner .btn-stone{color:var(--ivoire);border-color:rgba(246,242,233,.5)}
.cookie-banner .btn-stone:hover{background:var(--ivoire);color:var(--encre)}

/* ---------- Pages juridiques ---------- */
.legal{padding:60px 0 90px;max-width:820px}
.legal .section-index{margin-top:20px}
.legal h1{font-size:clamp(2.2rem,5vw,3.4rem);margin-bottom:14px}
.legal .updated{font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:var(--laiton);margin-bottom:44px}
.legal h2{font-family:var(--serif);font-size:1.7rem;margin:42px 0 14px}
.legal p,.legal li{color:var(--ardoise);font-size:1.02rem}
.legal ul{padding-left:22px}
.legal li{margin-bottom:8px}
.legal a{color:var(--bronze)}
.back-link{display:inline-block;margin-bottom:30px;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:var(--bronze);text-decoration:none;font-weight:600}
.back-link:hover{color:var(--encre)}

/* ---------- Accessibilité ---------- */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--bronze);outline-offset:3px}
@media (prefers-reduced-motion:reduce){*{animation:none !important;transition:none !important;scroll-behavior:auto}}

/* ---------- Adaptatif ---------- */
@media(max-width:920px){
  .method-inner,.firm-inner,.contact-inner{grid-template-columns:1fr;gap:44px}
  .method-figure{order:-1}
  .firm-figure{order:-1}
  .plans{grid-template-columns:1fr}
  .plan{border-right:none;border-bottom:1px solid rgba(118,102,63,.4)}
  .plan-feature{transform:none}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .nav{
    position:fixed;inset:78px 0 auto 0;flex-direction:column;gap:0;
    background:var(--ivoire);border-bottom:1px solid var(--laiton);
    padding:14px 28px 24px;transform:translateY(-130%);transition:.35s ease;
  }
  .nav.open{transform:translateY(0)}
  .nav a{padding:14px 0;width:100%;border-bottom:1px solid rgba(118,102,63,.2)}
  .nav-cta{margin-top:14px;text-align:center}
  .nav-toggle{display:flex}
  .stone-grid{grid-template-columns:1fr}
  .hero-figures{gap:32px}
  .contact-form{grid-template-columns:1fr;padding:30px}
  .cookie-banner{flex-direction:column;align-items:stretch;gap:16px}
  .cookie-actions{justify-content:stretch}
  .cookie-actions .btn{flex:1;text-align:center}
  .footer-inner{grid-template-columns:1fr}
  .footer-base{flex-direction:column;gap:10px;text-align:center}
}