/* ===== Variables ===== */
:root{
  --ink:#14181C;
  --ink-soft:#20262B;
  --coral:#FF5A36;
  --coral-dark:#E14722;
  --flash:#FFD166;
  --cream:#FBF7F2;
  --cream-dim:#F0EAE0;
  --text:#20262B;
  --text-soft:#6B6459;
  --white:#ffffff;
  --font-head:'Fraunces',Georgia,'Times New Roman',serif;
  --font-body:'Inter',Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--font-body);color:var(--text);line-height:1.65;overflow-x:hidden;background:var(--cream);}
h1,h2,h3{font-family:var(--font-head);font-weight:700;color:var(--text);}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
.container{max-width:1180px;margin:0 auto;padding:0 24px;}
.eyebrow{font-family:var(--font-body);text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;font-weight:600;color:var(--coral);margin-bottom:14px;}
.eyebrow.center{text-align:center;}
.eyebrow.light{color:#FF9979;}

/* ===== Header ===== */
#site-header{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .3s, box-shadow .3s, padding .3s;padding:26px 0;}
#site-header.scrolled{background:rgba(251,247,242,.94);backdrop-filter:blur(8px);box-shadow:0 2px 20px rgba(20,24,28,.06);padding:14px 0;}
.header-inner{display:flex;align-items:center;justify-content:space-between;}
.logo{display:flex;align-items:center;gap:9px;font-family:var(--font-head);font-weight:900;font-size:1.4rem;color:var(--white);transition:color .3s;}
#site-header.scrolled .logo{color:var(--ink);}
.logo em{font-style:italic;color:var(--coral);}
.logo-mark{flex-shrink:0;}
#main-nav ul{display:flex;align-items:center;gap:34px;}
#main-nav a{font-weight:500;font-size:.94rem;color:var(--white);transition:color .3s;}
#site-header.scrolled #main-nav a{color:var(--text);}
#main-nav a:hover{color:var(--coral);}
.btn-nav{background:var(--coral);color:var(--white)!important;padding:10px 22px;border-radius:6px;}
.btn-nav:hover{background:var(--coral-dark);}
#burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;}
#burger span{width:26px;height:2px;background:var(--white);transition:.3s;}
#site-header.scrolled #burger span{background:var(--ink);}

/* ===== Hero ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;background:var(--ink);}
.hero-shapes{position:absolute;inset:0;}
.hero-slide{position:absolute;inset:0;opacity:0;display:flex;align-items:center;pointer-events:none;transition:opacity 1.8s ease-in-out;}
.hero-slide.active{opacity:1;pointer-events:auto;}
.hero-slide-bg{position:absolute;inset:-8%;background-size:cover;background-position:center;z-index:0;animation:kenBurns 16s ease-in-out infinite alternate;}
.hero-slide::before{content:"";position:absolute;width:65vw;height:65vw;border-radius:50%;filter:blur(60px);top:-20%;right:-15%;background:var(--coral);opacity:.5;z-index:1;animation:blobFloat 12s ease-in-out infinite alternate;}
.hero-slide::after{content:"";position:absolute;width:45vw;height:45vw;border-radius:50%;filter:blur(60px);bottom:-15%;left:-10%;background:var(--flash);opacity:.4;z-index:1;animation:blobFloat 9s ease-in-out infinite alternate-reverse;}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(100deg,rgba(20,24,28,.82) 25%,rgba(20,24,28,.45));z-index:2;}
@keyframes kenBurns{0%{transform:scale(1);}100%{transform:scale(1.14);}}
@keyframes blobFloat{0%{transform:translate(0,0) scale(1);}100%{transform:translate(-5%,4%) scale(1.15);}}
.hero-text{position:relative;z-index:3;color:var(--white);text-align:left;margin:0 auto;max-width:760px;width:100%;}
.hero-text h1{font-size:clamp(2.1rem,5.2vw,3.6rem);line-height:1.15;margin-bottom:24px;font-weight:600;color:var(--white);}
.hero-text p{font-size:1.1rem;margin-bottom:36px;color:#CBC7BF;max-width:560px;}
.btn-primary{display:inline-block;background:var(--coral);color:var(--white);font-weight:600;padding:16px 36px;border-radius:6px;transition:transform .25s,background .25s;border:none;cursor:pointer;font-family:var(--font-body);font-size:1rem;}
.btn-primary:hover{background:var(--coral-dark);transform:translateY(-3px);}
.btn-outline{display:inline-block;border:2px solid var(--ink);color:var(--text);font-weight:600;padding:14px 32px;border-radius:6px;transition:.25s;font-family:var(--font-body);}
.btn-outline:hover{background:var(--ink);color:var(--white);}
.hero-scroll-indicator{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);width:26px;height:42px;border:2px solid rgba(255,255,255,.5);border-radius:16px;z-index:2;}
.hero-scroll-indicator span{position:absolute;top:8px;left:50%;transform:translateX(-50%);width:4px;height:8px;background:var(--coral);border-radius:2px;animation:scrollDown 1.6s infinite;}
@keyframes scrollDown{0%{opacity:1;top:8px;}100%{opacity:0;top:22px;}}

/* ===== Sections ===== */
.section{padding:110px 0;}
.section-soft{background:var(--cream-dim);}
.section-dark{background:var(--ink);}
.section-title{font-size:clamp(1.8rem,3.2vw,2.5rem);margin-bottom:16px;font-weight:600;}
.section-title.light{color:var(--white);}
.section-title.left{text-align:left;}
.section-subtitle{max-width:600px;color:var(--text-soft);margin-bottom:50px;}
.section-subtitle.light{color:#B9B4AA;}
#services .section-title,#offres .section-title,#faq .section-title,#contact .section-title{text-align:center;}
#services .eyebrow,#offres .eyebrow,#faq .eyebrow,#contact .eyebrow{text-align:center;}
.section-subtitle{margin-left:auto;margin-right:auto;text-align:center;}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease, transform .7s ease;}
.reveal.visible{opacity:1;transform:translateY(0);}

/* ===== Valeurs ===== */
.valeurs-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:center;}
.valeurs-photo{overflow:hidden;border-radius:8px;}
.valeurs-photo img{width:100%;height:520px;object-fit:cover;display:block;animation:kenBurns 15s ease-in-out infinite alternate;}
.valeurs-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2px;margin-top:40px;background:var(--cream-dim);}
.valeur-card{background:var(--cream);padding:30px 26px;}
.valeur-icon{width:26px;height:26px;color:var(--coral);margin-bottom:14px;}
.valeur-card h3{margin-bottom:8px;font-size:1.1rem;font-weight:600;}
.valeur-card p{color:var(--text-soft);font-size:.9rem;}
@media(max-width:780px){.valeurs-layout{grid-template-columns:1fr;}.valeurs-photo img{height:320px;}}

/* ===== Parallax sections ===== */
.parallax-section{position:relative;overflow:hidden;}
.parallax-bg{position:absolute;inset:-20% 0;z-index:0;will-change:transform;}
.parallax-bg::before{content:"";position:absolute;width:75vw;height:75vw;border-radius:50%;background:var(--coral);opacity:.45;filter:blur(75px);top:-15%;right:-22%;animation:blobFloat 13s ease-in-out infinite alternate;}
.parallax-bg::after{content:"";position:absolute;width:55vw;height:55vw;border-radius:50%;background:var(--flash);opacity:.3;filter:blur(70px);bottom:-15%;left:-18%;animation:blobFloat 10s ease-in-out infinite alternate-reverse;}
.parallax-bg.alt::before{background:var(--flash);opacity:.35;}
.parallax-bg.alt::after{background:var(--coral);opacity:.35;}
.parallax-section .container{position:relative;z-index:1;}

/* ===== Services ===== */
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:26px;margin-top:50px;}
.service-card{background:var(--ink-soft);border-radius:10px;overflow:hidden;transition:transform .3s;}
.service-card:hover{transform:translateY(-6px);}
.service-photo{height:170px;overflow:hidden;}
.service-photo img{width:100%;height:100%;object-fit:cover;animation:kenBurns 10s ease-in-out infinite alternate;transition:filter .4s;}
.service-card:nth-child(2n) .service-photo img{animation-duration:12s;}
.service-card:nth-child(3n) .service-photo img{animation-duration:8s;}
.service-card:hover .service-photo img{filter:brightness(1.12) saturate(1.2);}
.service-body{padding:26px 26px 30px;}
.service-card h3{color:var(--white);font-size:1.1rem;margin-bottom:10px;font-weight:600;}
.service-card p{color:#B9B4AA;font-size:.92rem;}

/* ===== Offres ===== */
.offres-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:30px;margin-top:20px;}
.offre-card{position:relative;background:var(--white);border:1px solid #E7E0D4;border-radius:4px;padding:40px 32px;text-align:center;transition:transform .3s, box-shadow .3s;}
.offre-card:hover{transform:translateY(-6px);box-shadow:0 24px 40px rgba(20,24,28,.08);}
.offre-card.featured{border-color:var(--coral);}
.badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--coral);color:var(--white);font-size:.72rem;font-weight:600;padding:6px 18px;border-radius:20px;text-transform:uppercase;letter-spacing:.06em;}
.offre-card h3{font-size:1.4rem;margin-bottom:10px;font-weight:600;}
.offre-desc{color:var(--text-soft);font-size:.9rem;margin-bottom:24px;}
.offre-card ul{margin-bottom:30px;text-align:left;display:inline-block;}
.offre-card li{padding:7px 0;font-size:.92rem;color:var(--text);}
.offre-card li::before{content:"— ";color:var(--coral);font-weight:700;}

/* ===== FAQ ===== */
.faq-list{max-width:860px;margin:40px auto 0;}
.faq-item{background:var(--white);border-bottom:1px solid #E7E0D4;padding:28px 6px;}
.faq-item summary{font-weight:600;cursor:pointer;font-family:var(--font-body);font-size:1.2rem;list-style:none;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{content:"+ ";color:var(--coral);font-weight:700;}
.faq-item p{margin-top:16px;color:var(--text-soft);font-size:1.08rem;line-height:1.75;}

/* ===== Contact ===== */
.contact-form{max-width:640px;margin:0 auto;display:flex;flex-direction:column;gap:16px;}
.form-row{display:flex;gap:16px;}
.form-row input{flex:1;}
.contact-form input,.contact-form textarea{width:100%;padding:15px 18px;border-radius:4px;border:none;font-family:var(--font-body);font-size:1rem;background:#252B31;color:var(--white);}
.contact-form input::placeholder,.contact-form textarea::placeholder{color:#8B8580;}
.contact-form textarea{resize:vertical;}
.contact-form .btn-primary{align-self:center;margin-top:8px;}
.hp-field{position:absolute;left:-9999px;opacity:0;height:0;}
.form-status{text-align:center;font-weight:600;min-height:1.4em;}
.form-status.success{color:#FFA98C;}
.form-status.error{color:#FF9979;}

/* ===== Footer ===== */
#main-footer{background:var(--ink);color:#8B8580;padding:48px 0;border-top:1px solid #2A3138;}
.footer-inner{display:flex;flex-direction:column;align-items:center;gap:20px;text-align:center;}
.footer-logo{display:flex;align-items:center;gap:9px;font-family:var(--font-head);font-weight:900;font-size:1.2rem;color:var(--white);}
.footer-logo em{font-style:italic;color:var(--coral);}
.footer-social{display:flex;gap:22px;}
.footer-social a{width:20px;height:20px;color:#8B8580;transition:color .25s;}
.footer-social svg{width:100%;height:100%;}
.footer-social a:hover{color:var(--coral);}
.footer-copy{font-size:.8rem;}

/* ===== Back to top ===== */
#back-to-top{position:fixed;bottom:26px;right:26px;width:46px;height:46px;border-radius:4px;background:var(--coral);color:var(--white);border:none;font-size:1.3rem;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .3s, transform .3s;z-index:90;}
#back-to-top.visible{opacity:1;pointer-events:auto;}
#back-to-top:hover{transform:translateY(-4px);background:var(--coral-dark);}

/* ===== Responsive ===== */
@media(max-width:860px){
  #main-nav{position:fixed;top:0;right:-100%;width:78%;max-width:320px;height:100vh;background:var(--cream);flex-direction:column;padding:100px 30px;transition:right .35s;box-shadow:-10px 0 30px rgba(0,0,0,.15);}
  #main-nav.open{right:0;}
  #main-nav ul{flex-direction:column;align-items:flex-start;gap:26px;}
  #main-nav a{color:var(--text)!important;font-size:1.1rem;}
  #burger{display:flex;}
  #burger span{background:var(--white);}
  #site-header.scrolled #burger span{background:var(--ink);}
  .hero-content{text-align:left;}
  .form-row{flex-direction:column;}
  .section{padding:76px 0;}
}