/* Rénovation Intérieure Nyon — design system Lili appliqué */
:root{
  --primary:#2C2A26;--secondary:#6B6560;--tertiary:#A0522D;--tertiary-hover:#8A4220;
  --neutral:#F5F2EE;--surface:#F9F7F4;--bg:#FFFFFF;--border:#E5E1DC;
  --shadow-card:0 2px 12px rgba(44,42,38,.06);
  --shadow-hover:0 8px 24px rgba(44,42,38,.10);
  --focus-ring:0 0 0 3px rgba(160,82,45,.25);
  --max:1200px;--pad:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,sans-serif;
  font-size:1rem;line-height:1.65;color:var(--primary);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--tertiary);text-decoration:none}
a:hover,a:focus-visible{color:var(--tertiary-hover);text-decoration:underline}
:focus-visible{outline:none;box-shadow:var(--focus-ring);border-radius:2px}
h1,h2,h3{font-family:'Cormorant Garamond',Georgia,serif;color:var(--primary);margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.25rem,5vw,3.5rem);font-weight:700;line-height:1.1;letter-spacing:-.02em}
h2{font-size:clamp(1.75rem,3.5vw,2.25rem);font-weight:600;line-height:1.2;margin-top:1.5em}
h3{font-size:1.5rem;font-weight:600;line-height:1.3}
p{margin:0 0 1em;color:var(--primary)}
small,.meta{font-size:.875rem;color:var(--secondary)}

.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--primary);color:#fff;
  padding:.5rem 1rem;z-index:999;
}
.skip-link:focus{left:1rem;top:1rem}

.container{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
@media (min-width:768px){.container{padding:0 48px}}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--border);
}
.site-header .container{display:flex;align-items:center;justify-content:space-between;padding-top:1rem;padding-bottom:1rem}
.brand{font-family:'Cormorant Garamond',serif;font-weight:700;font-size:1.25rem;color:var(--primary);text-decoration:none}
.brand:hover,.brand:focus-visible{color:var(--primary);text-decoration:none}
.nav-toggle{
  background:transparent;border:1px solid var(--border);border-radius:4px;
  padding:.5rem .75rem;cursor:pointer;color:var(--primary);font-family:inherit;
  display:inline-flex;align-items:center;gap:.5rem;
}
.nav-toggle .bars{display:inline-flex;flex-direction:column;gap:3px}
.nav-toggle .bars span{width:18px;height:2px;background:var(--primary);display:block}
.nav-toggle[aria-expanded="true"] .bars span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .bars span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .bars span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.nav-toggle .bars span{transition:transform .2s ease,opacity .2s ease}

.primary-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:1.5rem;flex-wrap:wrap}
.primary-nav a{font-size:.875rem;font-weight:500;text-transform:uppercase;letter-spacing:.05em;color:var(--primary)}
.primary-nav a:hover,.primary-nav a:focus-visible{color:var(--tertiary);text-decoration:none}
.primary-nav a[aria-current="page"]{color:var(--tertiary)}
@media (max-width:767px){
  .primary-nav{display:none;width:100%;margin-top:1rem}
  .primary-nav[data-open="true"]{display:block}
  .primary-nav ul{flex-direction:column;gap:.75rem}
  .site-header .container{flex-wrap:wrap}
}

/* Buttons */
.btn{display:inline-block;padding:14px 28px;border-radius:4px;font-family:'Inter',sans-serif;font-size:.875rem;font-weight:500;letter-spacing:.05em;text-transform:uppercase;border:1px solid transparent;cursor:pointer;text-decoration:none;transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease}
.btn-primary{background:var(--tertiary);color:#fff}
.btn-primary:hover,.btn-primary:focus-visible{background:var(--tertiary-hover);color:#fff;text-decoration:none}
.btn-secondary{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-secondary:hover,.btn-secondary:focus-visible{background:var(--primary);color:#fff;text-decoration:none}
.btn-block{display:block;width:100%;text-align:center}

/* Hero */
.hero{position:relative;min-height:60vh;display:flex;align-items:center;color:#fff;overflow:hidden}
@media (min-width:1024px){.hero{min-height:80vh}}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(rgba(44,42,38,.45),rgba(44,42,38,.55)),
    url('../images/hero-renovation.jpg') center/cover no-repeat;
}
.hero-inner{position:relative;z-index:1;padding:5rem 0}
.hero h1{color:#fff;max-width:760px}
.hero .lead{font-size:clamp(1.05rem,2vw,1.25rem);max-width:640px;color:#f5f2ee;margin-bottom:2rem}
.hero .cta-row{display:flex;flex-wrap:wrap;gap:1rem}

/* Section */
section{padding:4rem 0}
section.alt{background:var(--neutral)}
section.surface{background:var(--surface)}
.section-head{margin-bottom:3rem;max-width:720px}
.section-head .eyebrow{
  font-size:.875rem;font-weight:500;text-transform:uppercase;letter-spacing:.1em;
  color:var(--tertiary);margin-bottom:.5rem;display:inline-block;
}

/* Cards service */
.cards{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:768px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--surface);border-radius:4px;padding:var(--pad);box-shadow:var(--shadow-card);transition:box-shadow .3s ease,transform .3s ease;display:flex;flex-direction:column}
.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.card .card-img{aspect-ratio:4/3;border-radius:0;overflow:hidden;margin:-24px -24px 16px;order:-1}
.card .card-img img{width:100%;height:100%;object-fit:cover}
.card h3{margin-bottom:.5rem}
.card p{margin:0;color:var(--secondary)}
.card .card-link{margin-top:auto;padding-top:1rem}

/* Process timeline */
.process{counter-reset:step;display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:768px){.process{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.process{grid-template-columns:repeat(4,1fr)}}
.process-step{
  background:var(--surface);padding:1.5rem;border-radius:4px;border-left:3px solid var(--tertiary);
}
.process-step .num{
  font-family:'Cormorant Garamond',serif;font-size:2rem;color:var(--tertiary);
  font-weight:700;display:block;margin-bottom:.5rem;
}
.process-step h3{font-size:1.25rem;margin-bottom:.5rem}

/* FAQ / H2 questions */
.faq h2{margin-top:0}
.faq .q{margin-bottom:2rem}
.faq .q h3{font-family:'Inter',sans-serif;font-size:1.05rem;font-weight:600;color:var(--primary);margin-bottom:.5rem;letter-spacing:0}
.faq .q p{margin:0;color:var(--primary)}

/* CTA strip */
.cta-strip{
  background:var(--primary);color:#fff;padding:3rem 0;text-align:center;
}
.cta-strip h2{color:#fff;margin-bottom:.5rem}
.cta-strip p{color:var(--neutral);margin-bottom:1.5rem}

/* Footer */
.site-footer{background:var(--neutral);border-top:1px solid var(--border);padding:3rem 0 2rem;margin-top:0}
.site-footer .container{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:768px){.site-footer .container{grid-template-columns:2fr 1fr 1fr}}
.site-footer h4{font-family:'Inter',sans-serif;font-size:.875rem;font-weight:500;text-transform:uppercase;letter-spacing:.1em;color:var(--primary);margin:0 0 1rem}
.site-footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}
.site-footer a{color:var(--primary)}
.site-footer a:hover,.site-footer a:focus-visible{color:var(--tertiary)}
.site-footer .legal{margin-top:2rem;font-size:.8rem;color:var(--secondary);border-top:1px solid var(--border);padding-top:1.5rem;display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between}
.site-footer .legal a{color:var(--secondary)}

/* Form */
.form-grid{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:1024px){.form-grid{grid-template-columns:2fr 1fr}}
form.devis-form{display:grid;gap:16px}
.field{display:flex;flex-direction:column;gap:.4rem}
.field label{font-size:.875rem;font-weight:500;color:var(--primary)}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:1rem;color:var(--primary);
  background:#fff;border:1px solid var(--border);border-radius:4px;
  padding:12px 16px;line-height:1.4;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--tertiary);box-shadow:var(--focus-ring);
}
.field textarea{min-height:140px;resize:vertical}
.field-row{display:grid;gap:16px;grid-template-columns:1fr}
@media (min-width:768px){.field-row{grid-template-columns:1fr 1fr}}
.field-check{display:flex;align-items:flex-start;gap:.6rem;font-size:.9rem;color:var(--secondary)}
.field-check input{width:auto;margin-top:.2rem}
.form-success{
  display:none;background:#EFE9DF;border:1px solid var(--tertiary);
  border-radius:4px;padding:1rem 1.25rem;margin-bottom:1.5rem;color:var(--primary);
}
.form-success[data-show="true"]{display:block}
.contact-side{background:var(--surface);padding:1.5rem;border-radius:4px;border:1px solid var(--border)}
.contact-side h3{font-size:1.25rem;margin-bottom:.75rem}
.contact-side ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.75rem;color:var(--primary)}
.contact-side .honest{font-size:.85rem;color:var(--secondary);font-style:italic;margin-top:1rem}

/* Responsive safety */
img{max-width:100%}
@media (max-width:480px){
  body{font-size:.95rem}
  .hero-inner{padding:3rem 0}
  section{padding:3rem 0}
  .cta-row{flex-direction:column;align-items:stretch}
}

/* Page intro (smaller hero for sub-pages) */
.page-intro{
  background:var(--neutral);padding:3rem 0;border-bottom:1px solid var(--border);
}
.page-intro h1{margin-bottom:1rem;max-width:780px}
.page-intro .lead{max-width:720px;color:var(--secondary);font-size:1.05rem}

/* Visually hidden for a11y */
.visually-hidden{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}