/* ════════════════════════════════════════════════════════════
   VR 360 — visite-virtuelle.paris
   Feuille de style partagée — toutes pages
   ════════════════════════════════════════════════════════════ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg:#07070A;--surface:#0F0F14;--s2:#17171E;
  --gold:#B8965A;--gl:#D4B87A;
  --ivory:#EDE8DE;--id:#B8B2A6;--muted:#645F59;--border:#20201E;
  --fd:'Cormorant Garamond',Georgia,serif;
  --fb:'DM Sans',system-ui,sans-serif;
  --max:1180px;
}

html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ivory);font-family:var(--fb);font-size:16px;line-height:1.65;font-weight:300;overflow-x:hidden}

/* Grain */
body::before{content:'';position:fixed;inset:0;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.05'/%3E%3C/svg%3E");background-size:256px;pointer-events:none;z-index:0}
nav,main,footer,section{position:relative;z-index:1}

/* ── TYPO ── */
h1{font-family:var(--fd);font-weight:300;font-size:clamp(2.8rem,6vw,5.5rem);line-height:1.04}
h2{font-family:var(--fd);font-weight:300;font-size:clamp(2rem,4vw,3.5rem);line-height:1.1}
h3{font-family:var(--fd);font-weight:400;font-size:clamp(1.2rem,2.5vw,1.8rem)}
h4{font-family:var(--fd);font-weight:400;font-size:1.2rem}
p{line-height:1.8}
.label{font-family:var(--fb);font-size:.68rem;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--gold)}
a{color:inherit;text-decoration:none;transition:color .2s}
a:hover{color:var(--gl)}
strong{font-weight:500;color:var(--ivory)}

/* ── LAYOUT ── */
.container{max-width:var(--max);margin:0 auto;padding:0 clamp(1.5rem,5vw,4rem)}
section{padding:clamp(4.5rem,9vw,8rem) 0}
.sec-intro{margin-bottom:3.5rem}
.gold-rule{display:block;width:36px;height:1px;background:var(--gold);margin:1.2rem 0 1.8rem}
.divider{height:1px;background:var(--border);margin:2rem 0}

/* ── BOUTONS ── */
.btn{display:inline-block;padding:.9rem 2.2rem;font-family:var(--fb);font-size:.75rem;font-weight:500;letter-spacing:.13em;text-transform:uppercase;transition:all .22s;cursor:pointer}
.btn-gold{background:var(--gold);color:var(--bg)}.btn-gold:hover{background:var(--gl);color:var(--bg)}
.btn-outline{border:1px solid var(--gold);color:var(--gold)}.btn-outline:hover{background:var(--gold);color:var(--bg)}
.btn-ghost{border:1px solid var(--border);color:var(--id);font-size:.72rem}.btn-ghost:hover{border-color:var(--gold);color:var(--gl)}

/* ── NAV ── */
nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:1.4rem clamp(1.5rem,5vw,4rem);display:flex;align-items:center;justify-content:space-between;background:rgba(7,7,10,.93);backdrop-filter:blur(14px);border-bottom:1px solid rgba(184,150,90,.12)}
.nav-logo img{height:34px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:2.2rem;list-style:none}
.nav-links a{font-size:.72rem;font-weight:400;letter-spacing:.1em;text-transform:uppercase;color:var(--id)}
.nav-links a:hover,.nav-links a.active{color:var(--gl)}
.nav-cta{padding:.55rem 1.3rem;border:1px solid var(--gold);color:var(--gold)!important}
.nav-cta:hover{background:var(--gold);color:var(--bg)!important}
.nav-burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.nav-burger span{display:block;width:22px;height:1px;background:var(--id)}
.mobile-menu{display:none;position:fixed;top:65px;left:0;right:0;background:rgba(7,7,10,.98);border-bottom:1px solid var(--border);padding:2rem clamp(1.5rem,5vw,4rem);z-index:999}
.mobile-menu.open{display:block}
.mobile-menu ul{list-style:none}
.mobile-menu li{padding:.8rem 0;border-bottom:1px solid var(--border)}
.mobile-menu a{font-size:.9rem;letter-spacing:.1em;text-transform:uppercase;color:var(--id)}

/* ── PAGE HERO (intérieur) ── */
.page-hero{padding-top:8rem;padding-bottom:clamp(4rem,8vw,7rem);background:var(--bg);border-bottom:1px solid var(--border);position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(184,150,90,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(184,150,90,.035) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse 80% 70% at 30% 60%,black 20%,transparent 80%);pointer-events:none}
.page-hero-inner{position:relative;z-index:2}
.page-hero h1{max-width:700px}
.page-hero h1 em{font-style:italic;color:var(--gl)}
.page-hero .hero-body{max-width:560px;color:var(--id);font-size:1rem;line-height:1.8;margin:1.8rem 0 2.5rem}
.page-hero .hero-actions{display:flex;gap:1rem;flex-wrap:wrap}
.breadcrumb{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:1.5rem}
.breadcrumb a{color:var(--muted)}.breadcrumb a:hover{color:var(--gl)}
.breadcrumb span{color:var(--gold)}

/* ── HERO IMAGE SPLIT (réutilisable) ── */
.hero-split{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;overflow:hidden}
.hero-split-left{display:flex;flex-direction:column;justify-content:center;padding:9rem clamp(1.5rem,5vw,4rem) 5rem;background:var(--bg);position:relative}
.hero-split-left::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(184,150,90,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(184,150,90,.04) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse 90% 80% at 20% 60%,black 20%,transparent 80%);pointer-events:none}
.hero-split-inner{position:relative;z-index:2;max-width:520px}
.hero-eyebrow{display:flex;align-items:center;gap:1rem;margin-bottom:2rem}
.hero-dot{width:5px;height:5px;border-radius:50%;background:var(--gold);flex-shrink:0}
.hero-h1 em{font-style:italic;color:var(--gl)}
.hero-body{color:var(--id);font-size:1rem;line-height:1.8;margin:2rem 0 2.8rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}
.hero-stats{display:flex;gap:clamp(1.5rem,4vw,3rem);flex-wrap:wrap;margin-top:4rem;padding-top:2rem;border-top:1px solid var(--border)}
.stat-num{font-family:var(--fd);font-size:2.2rem;font-weight:300;color:var(--gold);line-height:1}
.stat-label{font-size:.65rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:.3rem}
.hero-split-right{position:relative;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(.8) brightness(.65);transition:transform 8s ease}
.hero-split:hover .hero-bg{transform:scale(1.04)}
.hero-split-right::before{content:'';position:absolute;inset:0;z-index:1;background:linear-gradient(to right,rgba(7,7,10,.9) 0%,rgba(7,7,10,.1) 55%,rgba(7,7,10,.25) 100%)}
.hero-badge{position:absolute;bottom:2.5rem;right:2.5rem;z-index:2;background:rgba(7,7,10,.85);border:1px solid rgba(184,150,90,.3);backdrop-filter:blur(8px);padding:1rem 1.4rem;text-align:center}
.hero-badge-title{font-family:var(--fd);font-size:.95rem;color:var(--ivory)}
.hero-badge-sub{font-size:.65rem;letter-spacing:.15em;text-transform:uppercase;color:var(--gold);margin-top:.2rem}

/* ── SECTIONS GÉNÉRIQUES ── */
.bg-surface{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.bg-dark{background:var(--bg)}

/* ── GRILLE 2 COL ── */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}
.grid-2-33{display:grid;grid-template-columns:1fr 2fr;gap:5rem;align-items:start}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}

/* ── CARDS SERVICES ── */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--border);border-left:1px solid var(--border)}
.svc{padding:2.2rem;border-right:1px solid var(--border);border-bottom:1px solid var(--border);transition:background .25s;display:block}
.svc:hover{background:var(--surface)}
.svc-num{font-family:var(--fd);font-size:.82rem;color:var(--gold);opacity:.5;margin-bottom:1rem}
.svc-name{font-family:var(--fd);font-size:1.15rem;color:var(--ivory);margin-bottom:.5rem}
.svc-desc{font-size:.8rem;color:var(--muted);line-height:1.6}

/* ── CARDS RÉALISATIONS ── */
.real-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2px;background:var(--border)}
.real-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--border)}
.real-card{position:relative;overflow:hidden;display:block;min-height:260px;background:var(--s2)}
.rc-img{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform .6s ease,filter .4s ease;filter:saturate(.6) brightness(.5)}
.real-card:hover .rc-img{transform:scale(1.06);filter:saturate(.85) brightness(.65)}
.rc-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(7,7,10,.93) 30%,rgba(7,7,10,.05) 75%)}
.rc-content{position:absolute;bottom:0;left:0;right:0;padding:2rem 2.2rem;z-index:2}
.rc-line{position:absolute;left:2.2rem;top:0;width:0;height:1px;background:var(--gold);transition:width .35s ease}
.real-card:hover .rc-line{width:calc(100% - 4.4rem)}
.rc-inst{font-size:.65rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);opacity:.85;margin-bottom:.5rem}
.rc-title{font-family:var(--fd);font-size:clamp(1.2rem,2.5vw,1.7rem);font-weight:400;color:var(--ivory);line-height:1.2}
.rc-visit{display:inline-flex;align-items:center;gap:.4rem;font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:1rem;opacity:0;transform:translateY(4px);transition:opacity .3s,transform .3s}
.rc-visit::after{content:'→'}
.real-card:hover .rc-visit{opacity:1;transform:translateY(0);color:var(--gl)}

/* ── TARIF CARDS ── */
.tarif-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--border)}
.tarif-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--border)}
.tc{background:var(--s2);padding:3rem}
.tc.alt{background:var(--bg)}
.tc.featured{background:var(--surface);border:1px solid var(--gold)}
.t-name{font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);margin-bottom:1.5rem}
.t-price{font-family:var(--fd);font-size:clamp(2rem,4vw,3.5rem);font-weight:300;color:var(--ivory);line-height:1}
.t-price small{font-size:.9rem;font-family:var(--fb);color:var(--muted)}
.t-note{font-size:.75rem;color:var(--muted);margin-top:.3rem}
.t-line{height:1px;background:var(--border);margin:1.8rem 0}
.t-desc{font-size:.88rem;color:var(--id);line-height:1.8;margin-bottom:1.5rem}
.t-list{list-style:none;margin-bottom:2rem}
.t-list li{font-size:.82rem;color:var(--id);padding:.4rem 0 .4rem 1.1rem;border-bottom:1px solid rgba(255,255,255,.04);position:relative}
.t-list li::before{content:'–';position:absolute;left:0;color:var(--gold)}

/* ── TABLEAU OPTIONS ── */
.opt-table{width:100%;border-collapse:collapse;font-size:.85rem}
.opt-table th{padding:1rem 1.2rem;text-align:left;font-size:.65rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);border-bottom:1px solid var(--border);font-weight:400}
.opt-table td{padding:.9rem 1.2rem;border-bottom:1px solid rgba(255,255,255,.04);color:var(--id);line-height:1.6}
.opt-table tr:hover td{background:rgba(184,150,90,.04)}

/* ── FAQ ── */
.faq-item{border-bottom:1px solid var(--border);padding:1.5rem 0}
.faq-q{font-family:var(--fd);font-size:1.15rem;color:var(--ivory);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq-q::after{content:'+';font-family:var(--fb);font-size:1.2rem;color:var(--gold);flex-shrink:0;transition:transform .25s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{font-size:.88rem;color:var(--id);line-height:1.8;max-height:0;overflow:hidden;transition:max-height .35s ease,padding .25s}
.faq-item.open .faq-a{max-height:300px;padding-top:1rem}

/* ── PROCESSUS ── */
.proc-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--border)}
.p-step{padding:3rem 2.5rem 3rem 0;border-right:1px solid var(--border)}
.p-step:last-child{border-right:none;padding-right:0}
.p-step:not(:first-child){padding-left:2.5rem}
.step-n{font-family:var(--fd);font-size:3.5rem;font-weight:300;color:var(--gold);opacity:.22;line-height:1;margin-bottom:1.5rem}
.step-t{font-family:var(--fd);font-size:1.4rem;font-weight:400;color:var(--ivory);margin-bottom:1rem}
.step-d{font-size:.88rem;color:var(--id);line-height:1.8}

/* ── TÉMOIGNAGES ── */
.temo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--border)}
.temo{background:var(--surface);padding:2.5rem}
.temo-q{font-family:var(--fd);font-size:3.5rem;color:var(--gold);opacity:.3;line-height:1;margin-bottom:.8rem}
.temo-text{font-family:var(--fd);font-style:italic;font-size:.97rem;color:var(--id);line-height:1.8;font-weight:300}
.temo-stars{color:var(--gold);font-size:.72rem;letter-spacing:.1em;margin-top:1.8rem}
.temo-name{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:.4rem}

/* ── BANDE IMAGES ── */
.img-strip{display:grid;grid-template-columns:repeat(4,1fr);height:200px;gap:2px;background:var(--border)}
.img-strip-item{overflow:hidden}
.img-strip-item img{width:100%;height:100%;object-fit:cover;filter:saturate(.5) brightness(.6);transition:filter .4s,transform .5s;display:block}
.img-strip-item:hover img{filter:saturate(.9) brightness(.85);transform:scale(1.06)}

/* ── TAGS RÉFÉRENCES ── */
.refs-list{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:2rem}
.ref-tag{padding:.3rem .9rem;border:1px solid var(--border);font-size:.72rem;color:var(--id);transition:border-color .2s}
.ref-tag:hover{border-color:var(--gold);color:var(--gl)}

/* ── AVANTAGES ICÔNES ── */
.avantages{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--border);margin-top:2rem}
.avantage{background:var(--s2);padding:2rem}
.avantage-ico{font-size:1.5rem;margin-bottom:1rem}
.avantage-title{font-family:var(--fd);font-size:1.1rem;color:var(--ivory);margin-bottom:.5rem}
.avantage-desc{font-size:.82rem;color:var(--muted);line-height:1.6}

/* ── FORMULAIRE CONTACT ── */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
.form-group{display:flex;flex-direction:column;gap:.5rem}
.form-group.full{grid-column:1/-1}
label{font-size:.7rem;letter-spacing:.15em;text-transform:uppercase;color:var(--muted)}
input,select,textarea{background:var(--s2);border:1px solid var(--border);color:var(--ivory);font-family:var(--fb);font-size:.9rem;font-weight:300;padding:.9rem 1.1rem;outline:none;transition:border-color .2s;resize:vertical;width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--gold)}
input::placeholder,textarea::placeholder{color:var(--muted)}
select option{background:var(--s2)}

/* ── INFOS CONTACT ── */
.contact-infos{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--border);margin-top:2rem}
.contact-info-item{background:var(--surface);padding:2rem}
.ci-label{font-size:.65rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);margin-bottom:.8rem}
.ci-value{font-family:var(--fd);font-size:1.1rem;color:var(--ivory)}
.ci-value a{color:var(--ivory)}
.ci-value a:hover{color:var(--gl)}

/* ── CTA FINAL ── */
.cta-section{background:var(--surface);border-top:1px solid var(--border);padding:clamp(4rem,9vw,8rem) 0;text-align:center}
.cta-section h2{max-width:640px;margin:0 auto 1.2rem}
.cta-section h2 em{font-style:italic;color:var(--gl)}
.cta-section p{color:var(--muted);font-size:.88rem;margin-bottom:2.8rem}
.cta-btns{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* ── FOOTER ── */
footer{background:#040406;border-top:1px solid var(--border);padding:4rem clamp(1.5rem,5vw,4rem) 2.5rem}
.fg{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:3rem}
.fb img{height:30px;margin-bottom:1.2rem;display:block}
.fb p{font-size:.8rem;color:var(--muted);line-height:1.75}
.fc h4{font-size:.63rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);margin-bottom:1.3rem}
.fc ul{list-style:none}
.fc li{margin-bottom:.5rem}
.fc a{font-size:.8rem;color:var(--muted)}
.fc a:hover{color:var(--id)}
.fbot{max-width:var(--max);margin:2.5rem auto 0;padding-top:1.5rem;border-top:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.fbot span,.fbot a{font-size:.7rem;color:var(--muted)}
.fsoc{display:flex;gap:1.5rem}
.fsoc a{font-size:.7rem;color:var(--muted)}

/* ══════════════════════
   RESPONSIVE
══════════════════════ */
@media(max-width:960px){
  .nav-links{display:none}.nav-burger{display:flex}
  .hero-split{grid-template-columns:1fr;min-height:auto}
  .hero-split-left{padding:8rem 1.5rem 4rem}
  .hero-split-inner{max-width:100%}
  .hero-split-right{display:none}
  .grid-2,.grid-2-33{grid-template-columns:1fr;gap:3rem}
  .svc-grid{grid-template-columns:1fr 1fr}
  .real-grid,.real-grid-3{grid-template-columns:1fr}
  .tarif-grid,.tarif-grid-2{grid-template-columns:1fr}
  .proc-grid{grid-template-columns:1fr}
  .p-step{border-right:none;border-bottom:1px solid var(--border);padding:2.5rem 0}
  .p-step:last-child{border-bottom:none}
  .p-step:not(:first-child){padding-left:0}
  .temo-grid{grid-template-columns:1fr;background:none;gap:1rem}
  .avantages{grid-template-columns:1fr 1fr}
  .img-strip{grid-template-columns:repeat(2,1fr);height:140px}
  .form-grid{grid-template-columns:1fr}
  .contact-infos{grid-template-columns:1fr}
  .fg{grid-template-columns:1fr 1fr;gap:2.5rem}
}
@media(max-width:600px){
  .svc-grid{grid-template-columns:1fr}
  .avantages{grid-template-columns:1fr}
  .img-strip{display:none}
  .fg{grid-template-columns:1fr}
  .fbot{flex-direction:column;text-align:center}
  .grid-3{grid-template-columns:1fr}
}