/* ===== GALIS — Galerie d'Art — Luxe / Chic ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
:root{
  --gold:#C9A96E;
  --gold-light:#DFC18E;
  --black:#0A0A0A;
  --dark:#141414;
  --gray:#888;
  --light:#F5F0EB;
  --white:#FAFAFA;
  --font:'Georgia','Times New Roman',serif;
  --font-sans:'Helvetica Neue','Arial',sans-serif;
}
html{scroll-behavior:smooth;}
body{font-family:var(--font-sans);background:var(--black);color:var(--white);line-height:1.7;overflow-x:hidden;}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}

/* ===== HEADER / NAV ===== */
.header{position:fixed;top:0;left:0;width:100%;z-index:100;transition:background .4s,box-shadow .4s;padding:20px 0;}
.header.scrolled{background:rgba(10,10,10,0.95);box-shadow:0 1px 20px rgba(0,0,0,0.5);padding:14px 0;}
.nav{display:flex;align-items:center;justify-content:space-between;}
.logo{font-family:var(--font);font-size:28px;font-weight:400;letter-spacing:6px;color:var(--gold);}
.nav-links{list-style:none;display:flex;gap:36px;}
.nav-links a{font-size:13px;letter-spacing:2px;text-transform:uppercase;color:var(--white);transition:color .3s;position:relative;}
.nav-links a:hover{color:var(--gold);}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:1px;background:var(--gold);transition:width .3s;}
.nav-links a:hover::after{width:100%;}

/* Hamburger */
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px;}
.hamburger span{display:block;width:26px;height:2px;background:var(--white);transition:all .3s;}
.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px);}
.hamburger.active span:nth-child(2){opacity:0;}
.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px);}

/* ===== HERO ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;background:url('https://images.unsplash.com/photo-1594026112284-02bb6f3352fe?w=1400') center/cover no-repeat;}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(to bottom,rgba(10,10,10,0.55),rgba(10,10,10,0.8));}
.hero-content{position:relative;z-index:2;text-align:center;max-width:700px;}
.hero-label{font-size:12px;letter-spacing:4px;text-transform:uppercase;color:var(--gold);margin-bottom:20px;}
.hero h1{font-family:var(--font);font-size:clamp(36px,6vw,64px);font-weight:400;line-height:1.15;margin-bottom:24px;letter-spacing:1px;}
.hero-desc{font-size:16px;color:var(--gray);line-height:1.8;margin-bottom:40px;}
.btn-primary{display:inline-block;padding:16px 44px;border:1px solid var(--gold);color:var(--gold);font-size:12px;letter-spacing:3px;text-transform:uppercase;transition:all .4s;}
.btn-primary:hover{background:var(--gold);color:var(--black);}

/* ===== SECTIONS ===== */
.section-header{text-align:center;margin-bottom:60px;}
.section-label{font-size:12px;letter-spacing:4px;text-transform:uppercase;color:var(--gold);margin-bottom:12px;}
.section-header h2{font-family:var(--font);font-size:clamp(28px,4vw,42px);font-weight:400;letter-spacing:1px;}
.section-line{width:60px;height:1px;background:var(--gold);margin:20px auto 0;}

/* ===== GALERIE ===== */
.galerie{padding:120px 0;}
.galerie-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.galerie-item{overflow:hidden;position:relative;}
.galerie-img-wrap{overflow:hidden;aspect-ratio:3/4;}
.galerie-img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.galerie-item:hover .galerie-img-wrap img{transform:scale(1.05);}
.galerie-info{padding:20px 0 10px;text-align:center;}
.galerie-info h3{font-family:var(--font);font-size:18px;font-weight:400;margin-bottom:6px;}
.galerie-info p{font-size:13px;color:var(--gray);letter-spacing:1px;}

/* ===== SERVICES ===== */
.services{padding:120px 0;background:var(--dark);}
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;}
.service-card{text-align:center;padding:40px 24px;border:1px solid rgba(201,169,110,0.15);transition:border-color .3s,transform .3s;}
.service-card:hover{border-color:var(--gold);transform:translateY(-4px);}
.service-icon{margin-bottom:24px;color:var(--gold);}
.service-card h3{font-family:var(--font);font-size:18px;font-weight:400;margin-bottom:14px;}
.service-card p{font-size:14px;color:var(--gray);line-height:1.7;}

/* ===== REASSURANCE ===== */
.reassurance{padding:80px 0;border-top:1px solid rgba(201,169,110,0.12);border-bottom:1px solid rgba(201,169,110,0.12);}
.reassurance-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.reassurance-item{text-align:center;padding:30px 16px;border-radius:12px;transition:transform .3s,box-shadow .3s;}
.reassurance-item:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(201,169,110,0.08);}
.reassurance-item svg{color:var(--gold);margin-bottom:16px;}
.reassurance-item h4{font-family:var(--font);font-size:16px;font-weight:400;margin-bottom:6px;}
.reassurance-item p{font-size:13px;color:var(--gray);}

/* ===== CTA ===== */
.cta-section{padding:120px 0;background:url('https://images.unsplash.com/photo-1544967082-d9d25d867d66?w=1400') center/cover no-repeat;position:relative;}
.cta-section::before{content:'';position:absolute;inset:0;background:rgba(10,10,10,0.8);}
.cta-content{position:relative;z-index:2;text-align:center;}
.cta-content h2{font-family:var(--font);font-size:clamp(28px,4vw,40px);font-weight:400;margin-bottom:20px;}
.cta-content p{font-size:16px;color:var(--gray);margin-bottom:40px;}

/* ===== FOOTER ===== */
.footer{padding:60px 0 30px;border-top:1px solid rgba(201,169,110,0.12);}
.footer-content{text-align:center;}
.footer-brand{margin-bottom:24px;}
.footer-brand .logo{font-size:24px;display:block;margin-bottom:8px;}
.footer-brand p{font-size:13px;color:var(--gray);}
.footer-links{display:flex;justify-content:center;gap:30px;margin-bottom:30px;}
.footer-links a{font-size:13px;letter-spacing:1px;text-transform:uppercase;color:var(--gray);transition:color .3s;}
.footer-links a:hover{color:var(--gold);}
.footer-copy p{font-size:12px;color:rgba(255,255,255,0.3);}

/* ===== CONTACT PAGE ===== */
.page-hero{padding:160px 0 80px;text-align:center;background:var(--dark);}
.page-hero h1{font-family:var(--font);font-size:clamp(32px,5vw,48px);font-weight:400;margin-bottom:12px;}
.page-hero p{font-size:14px;color:var(--gray);letter-spacing:2px;text-transform:uppercase;}
.contact-section{padding:80px 0;}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;}
.contact-form{display:flex;flex-direction:column;gap:20px;}
.form-group label{display:block;font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--gold);margin-bottom:8px;}
.form-group input,.form-group textarea{width:100%;padding:14px 18px;background:var(--dark);border:1px solid rgba(201,169,110,0.2);color:var(--white);font-family:var(--font-sans);font-size:14px;transition:border-color .3s;outline:none;}
.form-group input:focus,.form-group textarea:focus{border-color:var(--gold);}
.form-group textarea{min-height:160px;resize:vertical;}
.btn-submit{padding:16px 44px;background:var(--gold);color:var(--black);border:none;font-size:12px;letter-spacing:3px;text-transform:uppercase;cursor:pointer;font-weight:700;transition:background .3s;}
.btn-submit:hover{background:var(--gold-light);}
.contact-info-side{display:flex;flex-direction:column;gap:30px;}
.contact-info-card{padding:30px;border:1px solid rgba(201,169,110,0.15);}
.contact-info-card h3{font-family:var(--font);font-size:16px;font-weight:400;color:var(--gold);margin-bottom:10px;display:flex;align-items:center;gap:10px;}
.contact-info-card p,.contact-info-card a{font-size:14px;color:var(--gray);line-height:1.8;}
.contact-info-card a:hover{color:var(--gold);}
.map-wrap{margin-top:0;overflow:hidden;height:250px;}
.map-wrap iframe{width:100%;height:100%;border:none;filter:grayscale(0.8) contrast(1.1);}

/* ===== ADMIN PAGE ===== */
.admin-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 24px;background:var(--dark);}
.admin-card{background:var(--black);border:1px solid rgba(201,169,110,0.2);padding:50px 40px;max-width:480px;width:100%;text-align:center;}
.admin-card .logo{display:block;margin-bottom:30px;font-size:24px;}
.admin-card h2{font-family:var(--font);font-size:22px;font-weight:400;margin-bottom:10px;}
.admin-card>p{font-size:13px;color:var(--gray);margin-bottom:30px;}
.admin-card .form-group{text-align:left;margin-bottom:16px;}
.admin-card .btn-submit{width:100%;margin-top:10px;}
.admin-card .btn-domain{display:inline-block;margin-top:24px;padding:14px 36px;border:1px solid var(--gold);color:var(--gold);font-size:12px;letter-spacing:2px;text-transform:uppercase;transition:all .3s;background:none;cursor:pointer;width:100%;text-align:center;}
.admin-card .btn-domain:hover{background:var(--gold);color:var(--black);}
.admin-error{color:#e74c3c;font-size:13px;margin-top:10px;display:none;}
.admin-content{display:none;}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
  .services-grid{grid-template-columns:repeat(2,1fr);}
  .galerie-grid{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:768px){
  .hamburger{display:flex;}
  .nav-links{position:fixed;top:0;right:-100%;width:280px;height:100vh;background:rgba(10,10,10,0.98);flex-direction:column;justify-content:center;align-items:center;gap:30px;transition:right .4s ease;z-index:99;}
  .nav-links.open{right:0;}
  .galerie-grid{grid-template-columns:1fr;}
  .services-grid{grid-template-columns:1fr;}
  .reassurance-grid{grid-template-columns:1fr 1fr;gap:16px;}
  .contact-grid{grid-template-columns:1fr;gap:40px;}
  .footer-links{flex-wrap:wrap;gap:16px;}
  .hero{min-height:90vh;}
  .galerie,.services{padding:80px 0;}
  .admin-card{padding:30px 20px;}
}
@media(max-width:480px){
  .reassurance-grid{grid-template-columns:1fr;}
}