@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,400&family=Inter:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --bg:#F7F4EC; --bg-warm:#F1ECDF; --ink:#12140F;
  --green:#0E2A22; --green-light:#1C4536; --green-pale:#E4E9E1;
  --gold:#B08D57; --gold-light:#D9BE8C; --muted:#5C5A50;
  --line:rgba(18,20,15,0.12);
  --font-display:'Fraunces', serif; --font-body:'Inter', sans-serif; --font-mono:'IBM Plex Mono', monospace;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{background:var(--bg); color:var(--ink); font-family:var(--font-body); line-height:1.5; -webkit-font-smoothing:antialiased; overflow-x:hidden;}
a{color:inherit; text-decoration:none;}
ul{list-style:none;}
img,svg{display:block; max-width:100%;}
::selection{background:var(--gold-light); color:var(--ink);}
:focus-visible{outline:2px solid var(--gold); outline-offset:3px;}
.eyebrow{font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.18em; text-transform:uppercase; color:var(--gold);}

/* NAV */
.nav{position:fixed; top:0; left:0; right:0; z-index:100; display:flex; align-items:center; justify-content:space-between; padding:1.4rem 3rem; transition:background .5s ease, padding .4s ease, box-shadow .4s ease;}
.nav.scrolled, .nav.solid{background:rgba(247,244,236,0.95); backdrop-filter:blur(10px); padding:1rem 3rem; box-shadow:0 1px 0 var(--line);}
.nav-logo{font-family:var(--font-display); font-size:1.15rem; letter-spacing:0.06em; color:var(--bg); transition:color .4s ease;}
.nav.scrolled .nav-logo, .nav.solid .nav-logo{color:var(--green);}
.nav-links{display:flex; gap:2.2rem; align-items:center;}
.nav-links a{font-size:0.82rem; color:var(--bg); opacity:0.85; transition:color .4s ease, opacity .2s ease;}
.nav-links a:hover{opacity:1;}
.nav.scrolled .nav-links a, .nav.solid .nav-links a{color:var(--ink);}
.nav-cta{border:1px solid var(--gold-light) !important; padding:0.5rem 1.1rem; border-radius:2px; opacity:1 !important;}
.nav-toggle{display:none;}

/* BUTTONS */
.btn{font-family:var(--font-body); font-size:0.85rem; letter-spacing:0.02em; padding:0.95rem 1.8rem; border-radius:2px; cursor:pointer; transition:all .35s ease; display:inline-block; border:1px solid transparent;}
.btn-primary{background:var(--gold); color:var(--ink); border-color:var(--gold);}
.btn-primary:hover{background:var(--gold-light); border-color:var(--gold-light); transform:translateY(-2px);}
.btn-ghost{border-color:rgba(247,244,236,0.5); color:var(--bg);}
.btn-ghost:hover{border-color:var(--bg); background:rgba(247,244,236,0.08); transform:translateY(-2px);}
.btn-dark{border-color:var(--green); color:var(--green);}
.btn-dark:hover{background:var(--green); color:var(--bg);}
.btn-block{width:100%; text-align:center;}

/* SUB-PAGE HERO (bandeau) */
.subhero{position:relative; min-height:56vh; display:flex; flex-direction:column; justify-content:flex-end; padding:8rem 3rem 4rem; color:var(--bg); overflow:hidden; background:var(--green);}
.subhero-bg{position:absolute; inset:0; opacity:0.9;}
.subhero-scrim{position:absolute; inset:0; background:linear-gradient(180deg, rgba(14,42,34,0.5) 0%, rgba(10,20,15,0.85) 100%);}
.subhero-content{position:relative; z-index:2; max-width:820px;}
.breadcrumb{font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.1em; color:var(--gold-light); margin-bottom:1.2rem; text-transform:uppercase;}
.subhero h1{font-family:var(--font-display); font-weight:400; font-size:clamp(2.1rem,4.4vw,3.6rem); line-height:1.1; margin-bottom:1.2rem;}
.subhero p{font-weight:300; color:rgba(247,244,236,0.82); max-width:560px; font-size:1.05rem;}

/* SECTION SHELLS */
section{position:relative;}
.section-pad{padding:7rem 3rem;}
.section-head{max-width:680px; margin:0 auto 3.5rem; text-align:center;}
.section-head.left{text-align:left; margin:0 0 3rem;}
.section-head h2{font-family:var(--font-display); font-weight:400; font-size:clamp(1.8rem,3.2vw,2.6rem); margin-top:0.8rem; line-height:1.15;}
.reveal{opacity:0; transform:translateY(28px); transition:opacity .8s ease, transform .8s ease;}
.reveal.in{opacity:1; transform:translateY(0);}
.container{max-width:1180px; margin:0 auto;}
.container-narrow{max-width:820px; margin:0 auto;}

/* CARDS génériques */
.card{background:var(--bg-warm); border:1px solid var(--line); border-radius:4px; padding:2.2rem; transition:transform .45s ease, box-shadow .45s ease, border-color .45s ease;}
.card:hover{transform:translateY(-8px); box-shadow:0 30px 60px -24px rgba(14,42,34,0.22); border-color:var(--gold-light);}
.card h3{font-family:var(--font-display); font-size:1.35rem; font-weight:500; margin-bottom:0.6rem;}
.card p{color:var(--muted); font-size:0.92rem;}
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:1.5rem;}
.grid-2{display:grid; grid-template-columns:1fr 1fr; gap:1.5rem;}

/* STEPS / PROCESS */
.steps{display:flex; flex-direction:column; gap:0;}
.step{display:grid; grid-template-columns:70px 1fr; gap:2rem; padding:2rem 0; border-top:1px solid var(--line);}
.step:last-child{border-bottom:1px solid var(--line);}
.step-num{font-family:var(--font-mono); font-size:1rem; color:var(--gold); padding-top:0.15rem;}
.step h4{font-family:var(--font-display); font-size:1.2rem; font-weight:500; margin-bottom:0.4rem;}
.step p{color:var(--muted); font-size:0.92rem;}

/* TIMELINE */
.timeline{max-width:760px; margin:0 auto; position:relative;}
.timeline::before{content:''; position:absolute; left:88px; top:6px; bottom:6px; width:1px; background:rgba(247,244,236,0.18);}
.timeline.on-light::before{background:var(--line);}
.tl-item{display:grid; grid-template-columns:70px 1fr; gap:2rem; padding:1.4rem 0; position:relative;}
.tl-time{font-family:var(--font-mono); font-size:0.85rem; color:var(--gold-light); text-align:right; padding-top:0.15rem;}
.timeline.on-light .tl-time{color:var(--gold);}
.tl-dot{position:absolute; left:84px; top:1.55rem; width:9px; height:9px; border-radius:50%; background:var(--gold); border:2px solid var(--ink);}
.timeline.on-light .tl-dot{border-color:var(--bg-warm);}
.tl-content h4{font-family:var(--font-display); font-weight:500; font-size:1.05rem; margin-bottom:0.2rem;}
.tl-content p{color:rgba(247,244,236,0.68); font-size:0.88rem; font-weight:300;}
.timeline.on-light .tl-content p{color:var(--muted);}
.timeline.on-light .tl-content h4{color:var(--ink);}

/* TABS (business tour) */
.tabs{display:flex; gap:0.8rem; justify-content:center; margin-bottom:3rem; flex-wrap:wrap;}
.tab-btn{font-family:var(--font-mono); font-size:0.75rem; letter-spacing:0.06em; text-transform:uppercase; padding:0.7rem 1.4rem; border:1px solid var(--line); border-radius:2px; background:transparent; cursor:pointer; color:var(--muted); transition:all .3s ease;}
.tab-btn.active{background:var(--green); color:var(--bg); border-color:var(--green);}
.tab-panel{display:none;}
.tab-panel.active{display:block;}

/* EXPERT / TAG GRID */
.tag-grid{display:flex; flex-wrap:wrap; gap:0.7rem;}
.tag-grid span{font-family:var(--font-mono); font-size:0.72rem; border:1px solid var(--line); padding:0.5rem 0.9rem; border-radius:2px; color:var(--muted);}

/* FORMS (dark) */
.form-dark{max-width:640px; margin:0 auto;}
.form-step{margin-bottom:2.2rem;}
.step-label{display:block; font-family:var(--font-display); font-style:italic; font-size:1.1rem; margin-bottom:1rem; color:var(--gold-light);}
.radio-row{display:flex; gap:1rem; flex-wrap:wrap;}
.radio-row input{display:none;}
.radio-row label{border:1px solid rgba(247,244,236,0.3); padding:0.75rem 1.3rem; border-radius:2px; cursor:pointer; font-size:0.86rem; transition:all .3s ease;}
.radio-row input:checked + label{background:var(--gold); border-color:var(--gold); color:var(--ink);}
.field-row{display:grid; grid-template-columns:1fr 1fr; gap:1.2rem;}
.field{margin-bottom:1.3rem;}
.field label{display:block; font-size:0.78rem; color:rgba(247,244,236,0.55); margin-bottom:0.4rem; font-family:var(--font-mono); letter-spacing:0.04em;}
.field input, .field select{width:100%; background:transparent; border:none; border-bottom:1px solid rgba(247,244,236,0.3); padding:0.65rem 0.1rem; color:var(--bg); font-family:var(--font-body); font-size:0.94rem;}
.field input::placeholder{color:rgba(247,244,236,0.4);}
.field input:focus, .field select:focus{border-color:var(--gold-light); outline:none;}
.field select option{color:#000;}

/* FORMS (light, on bg-warm) */
.form-light .field label{color:var(--muted);}
.form-light .field input, .form-light .field select{color:var(--ink); border-bottom-color:var(--line);}
.form-light .field input::placeholder{color:rgba(18,20,15,0.35);}
.form-light .radio-row label{border-color:var(--line); color:var(--ink);}

/* SIMULATEUR specifics */
.sim-wrap{display:grid; grid-template-columns:1fr 1fr; gap:3rem; align-items:start;}
.sim-slider{margin-bottom:1.8rem;}
.sim-slider label{display:flex; justify-content:space-between; font-family:var(--font-mono); font-size:0.78rem; color:var(--muted); margin-bottom:0.6rem;}
.sim-slider label span.val{color:var(--green); font-weight:500;}
.sim-slider input[type=range]{width:100%; accent-color:var(--gold);}
.sim-result{background:var(--green); color:var(--bg); border-radius:4px; padding:2.4rem; position:sticky; top:120px;}
.sim-result h3{font-family:var(--font-display); font-weight:400; font-size:1.3rem; margin-bottom:1.6rem;}
.sim-line{display:flex; justify-content:space-between; padding:0.7rem 0; border-bottom:1px solid rgba(247,244,236,0.14); font-size:0.9rem;}
.sim-line.total{border-bottom:none; padding-top:1.2rem; font-family:var(--font-display); font-size:1.3rem;}
.sim-line span:last-child{font-family:var(--font-mono); color:var(--gold-light);}
.sim-line.total span:last-child{color:var(--gold-light); font-size:1.3rem;}

/* Commission table (apporteur) */
.table{width:100%; border-collapse:collapse;}
.table th, .table td{text-align:left; padding:1rem 1.2rem; border-bottom:1px solid var(--line); font-size:0.9rem;}
.table th{font-family:var(--font-mono); font-size:0.72rem; text-transform:uppercase; letter-spacing:0.06em; color:var(--muted);}
.table td.num{font-family:var(--font-mono); color:var(--green); font-weight:500;}

/* FOOTER */
footer{background:#0A140F; color:rgba(247,244,236,0.6); padding:3.5rem 3rem 2rem;}
.footer-grid{display:flex; justify-content:space-between; flex-wrap:wrap; gap:2rem; max-width:1180px; margin:0 auto 2.5rem;}
.footer-brand{font-family:var(--font-display); font-size:1.2rem; color:var(--bg);}
.footer-cols{display:flex; gap:4rem; flex-wrap:wrap;}
.footer-col h5{font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--gold-light); margin-bottom:1rem;}
.footer-col a{display:block; font-size:0.85rem; margin-bottom:0.6rem; color:rgba(247,244,236,0.6);}
.footer-col a:hover{color:var(--bg);}
.footer-bottom{border-top:1px solid rgba(247,244,236,0.1); padding-top:1.5rem; text-align:center; font-size:0.78rem; max-width:1180px; margin:0 auto;}

/* utility bg variants */
.bg-ink{background:var(--ink); color:var(--bg);}
.bg-ink .section-head, .bg-ink .step h4, .bg-ink h2{color:var(--bg);}
.bg-ink .step p{color:rgba(247,244,236,0.65);}
.bg-ink .step{border-color:rgba(247,244,236,0.12);}
.bg-warm{background:var(--bg-warm);}
.bg-pale{background:var(--green-pale);}

@media (max-width:900px){
  .nav-links{display:none;}
  .nav-toggle{display:block; color:var(--bg); font-size:1.4rem; background:none; border:none;}
  .nav.scrolled .nav-toggle, .nav.solid .nav-toggle{color:var(--ink);}
  .grid-3, .grid-2, .sim-wrap{grid-template-columns:1fr;}
  .field-row{grid-template-columns:1fr;}
  .section-pad{padding:5rem 1.4rem;}
  .subhero{padding:6.5rem 1.4rem 3rem;}
  .sim-result{position:static;}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important;}
}