/* === RESET & BASE === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
:root{
  --primary:#C0492C;
  --primary-dark:#9B3920;
  --primary-light:#F4DDD3;
  --dark:#1A2332;
  --text:#2D3748;
  --gray:#6B7280;
  --light:#FAF7F2;
  --white:#FFFFFF;
  --border:#E5E0D8;
  --success:#16A34A;
  --shadow:0 2px 8px rgba(26,35,50,.06);
  --shadow-lg:0 10px 40px rgba(26,35,50,.1);
  --radius:10px;
  --max:1200px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,"Helvetica Neue",Arial,sans-serif;
}
body{
  font-family:var(--font);
  font-size:17px;
  line-height:1.65;
  color:var(--text);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s}
a:hover{color:var(--primary-dark);text-decoration:underline}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}

/* === TYPO === */
h1,h2,h3,h4{color:var(--dark);line-height:1.25;font-weight:700}
h1{font-size:clamp(1.9rem,4.5vw,2.8rem);margin-bottom:1rem}
h2{font-size:clamp(1.5rem,3vw,2rem);margin:3rem 0 1.5rem;padding-bottom:.6rem;border-bottom:3px solid var(--primary);display:inline-block}
h3{font-size:1.2rem;margin:1.8rem 0 .6rem;display:flex;align-items:flex-start;gap:.5rem}
h3.no-check{display:block}
p{margin-bottom:1rem}
strong{color:var(--dark);font-weight:600}

/* === HEADER === */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;max-width:var(--max);margin:0 auto}
.logo{font-weight:800;font-size:1.15rem;color:var(--dark);text-decoration:none;line-height:1.1}
.logo:hover{text-decoration:none;color:var(--dark)}
.logo span{color:var(--primary);display:block;font-size:.78rem;font-weight:500;letter-spacing:.5px;text-transform:uppercase;margin-top:2px}
.menu-toggle{display:none}
.menu-icon{display:none;cursor:pointer;font-size:1.6rem;color:var(--dark);user-select:none;padding:4px 8px}
.nav{display:flex;align-items:center;gap:28px}
.nav a{color:var(--text);font-weight:500;font-size:.95rem;text-decoration:none}
.nav a:hover{color:var(--primary);text-decoration:none}
.btn-tel{
  background:var(--primary);
  color:var(--white);
  padding:10px 18px;
  border-radius:var(--radius);
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:.95rem;
  text-decoration:none;
}
.btn-tel span{
  color:var(--white);
}
.btn-tel:hover{
  background:var(--primary-dark);
  color:var(--white);
  text-decoration:none;
}
.btn-tel:hover span{
  color:var(--white);
}

/* === HERO === */
.hero{
  background:linear-gradient(135deg,var(--light) 0%,#F0E6D9 100%);
  padding:60px 0 40px;
  position:relative;
}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:center}
.hero-text .tagline{
  display:inline-block;background:var(--primary-light);color:var(--primary-dark);
  padding:6px 14px;border-radius:50px;font-size:.85rem;font-weight:600;margin-bottom:16px;
}
.hero img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;aspect-ratio:4/3;object-fit:cover}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 24px;border-radius:var(--radius);font-weight:600;font-size:1rem;
  text-decoration:none;transition:all .2s;border:none;cursor:pointer;
}
.btn-primary{background:var(--primary);color:var(--white)}
.btn-primary:hover{background:var(--primary-dark);color:var(--white);transform:translateY(-2px);text-decoration:none}
.btn-outline{background:transparent;color:var(--dark);border:2px solid var(--dark)}
.btn-outline:hover{background:var(--dark);color:var(--white);text-decoration:none}

/* === SECTIONS === */
section{padding:30px 0}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:24px}
.service-card{
  background:var(--white);border:1px solid var(--border);
  padding:24px;border-radius:var(--radius);transition:all .25s;
}
.service-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:var(--primary-light)}
.service-card h3{margin-top:0;font-size:1.1rem}
.service-card p{font-size:.95rem;color:var(--text);margin-bottom:0}

/* === CHECKMARK SVG === */
.check-icon{
  flex-shrink:0;width:22px;height:22px;color:var(--primary);
  margin-top:4px;
}

/* === SECTION IMAGE + TEXT === */
.split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;margin:40px 0}
.split img{border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:4/3;object-fit:cover;width:100%}

/* === GARANTIES === */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:24px}
.trust-card{
  background:var(--light);padding:24px 18px;border-radius:var(--radius);
  text-align:center;border-top:4px solid var(--primary);
}
.trust-card h3{font-size:1.05rem;justify-content:center;text-align:center;margin-top:0}
.trust-card p{font-size:.93rem;margin-bottom:0;color:var(--gray)}

/* === CTA URGENCE === */
.urgency{
  background:linear-gradient(135deg,var(--dark) 0%,#2D3E55 100%);
  color:var(--white);padding:50px 0;margin:50px 0;border-radius:var(--radius);
}
.urgency .container{text-align:center}
.urgency h2{color:var(--white);border-color:var(--primary);display:inline-block;margin-top:0}
.urgency p{font-size:1.1rem;margin:16px 0 24px;color:#D4DBE4}
.urgency .btn-primary{font-size:1.15rem;padding:16px 32px}

/* === MATÉRIAUX & CONSEILS === */
.materials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px}
.material-card{padding:22px;border:1px solid var(--border);border-radius:var(--radius);background:var(--white)}
.material-card h3{margin-top:0;font-size:1.05rem}
.material-card p{font-size:.93rem;margin-bottom:0}

.tips-list{display:flex;flex-direction:column;gap:18px;margin-top:24px}
.tip{
  background:var(--white);padding:24px;border-left:4px solid var(--primary);
  border-radius:0 var(--radius) var(--radius) 0;box-shadow:var(--shadow);
}
.tip h3{margin-top:0;font-size:1.1rem}
.tip p{margin-bottom:0;font-size:.96rem}

/* === FAQ === */
.faq-list{margin-top:24px}
.faq-item{
  background:var(--white);border:1px solid var(--border);
  border-radius:var(--radius);margin-bottom:14px;padding:22px 26px;
}
.faq-item h3{margin:0 0 10px;font-size:1.05rem;color:var(--dark)}
.faq-item p{margin-bottom:0;font-size:.96rem}

/* === AVIS === */
.reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px}
.review-card{
  background:var(--white);padding:26px;border-radius:var(--radius);
  border:1px solid var(--border);box-shadow:var(--shadow);
}
.review-stars{color:#FFB800;font-size:1.1rem;margin-bottom:10px}
.review-card blockquote{
  font-style:italic;color:var(--text);margin:0 0 14px;font-size:.96rem;line-height:1.6;
}
.review-author{font-weight:600;color:var(--dark);font-size:.92rem}
.review-author span{display:block;font-weight:400;color:var(--gray);font-size:.85rem;margin-top:2px}

/* === FORMULAIRE === */
.contact-section{background:var(--light);padding:50px 0;margin-top:50px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
.contact-info h2{margin-top:0}
.contact-info ul{list-style:none;margin-top:20px}
.contact-info li{display:flex;align-items:center;gap:12px;margin-bottom:14px;font-size:1rem}
.contact-info li strong{display:block;color:var(--dark)}
form{background:var(--white);padding:32px;border-radius:var(--radius);box-shadow:var(--shadow)}
.form-row{margin-bottom:18px}
label{display:block;font-weight:600;color:var(--dark);margin-bottom:6px;font-size:.93rem}
input[type="text"],input[type="email"],input[type="tel"],textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--border);
  border-radius:8px;font-size:1rem;font-family:var(--font);
  transition:border-color .2s;
}
input:focus,textarea:focus{outline:none;border-color:var(--primary)}
textarea{resize:vertical;min-height:120px}
button[type="submit"]{
  width:100%;background:var(--primary);color:var(--white);
  padding:14px;border-radius:8px;font-size:1.05rem;font-weight:600;
  border:none;cursor:pointer;transition:background .2s;
}
button[type="submit"]:hover{background:var(--primary-dark)}

/* === FOOTER === */
.site-footer{background:var(--dark);color:#C5CDD9;padding:50px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-col h4{color:var(--white);font-size:1rem;margin-bottom:14px;font-weight:600}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:8px;font-size:.93rem}
.footer-col a{color:#C5CDD9;text-decoration:none}
.footer-col a:hover{color:var(--primary);text-decoration:none}
.footer-brand{font-weight:700;color:var(--white);font-size:1.1rem;margin-bottom:8px}
.footer-bottom{
  margin-top:36px;padding-top:24px;border-top:1px solid #2D3E55;
  text-align:center;font-size:.85rem;color:#8A95A5;
}

/* === BREADCRUMB === */
.breadcrumb{background:var(--light);padding:14px 0;font-size:.9rem;color:var(--gray)}
.breadcrumb a{color:var(--primary)}
.breadcrumb span{margin:0 8px;color:var(--gray)}

/* === MERCI === */
.merci-page{
  min-height:60vh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:60px 24px;
}
.merci-icon{
  width:90px;height:90px;border-radius:50%;background:var(--success);
  display:flex;align-items:center;justify-content:center;margin-bottom:24px;
  animation:pop .5s cubic-bezier(.34,1.56,.64,1);
}
.merci-icon svg{width:50px;height:50px;color:var(--white);stroke-dasharray:60;stroke-dashoffset:60;animation:draw .6s ease-out .3s forwards}
@keyframes pop{from{transform:scale(0);opacity:0}to{transform:scale(1);opacity:1}}
@keyframes draw{to{stroke-dashoffset:0}}
.merci-links{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-top:24px}

/* === RESPONSIVE === */
@media (max-width:900px){
  .hero-grid,.split,.contact-grid{grid-template-columns:1fr;gap:30px}
  .services-grid,.materials-grid,.reviews-grid{grid-template-columns:1fr 1fr}
  .trust-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:640px){
  .header-inner{padding:12px 16px}
  .container{padding:0 16px}
  .nav{display:none;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--white);padding:20px;border-bottom:1px solid var(--border);gap:16px}
  .menu-toggle:checked ~ .nav{display:flex}
  .menu-icon{display:block}
  .services-grid,.materials-grid,.reviews-grid,.trust-grid,.footer-grid{grid-template-columns:1fr}
  h2{font-size:1.5rem;margin:2rem 0 1rem}
  .hero{padding:40px 0 30px}
  section{padding:24px 0}
  .urgency{padding:36px 0;margin:30px 0}
  .btn-tel span{display:none}
  form{padding:24px 20px}
}