/* ===========================================================
   DOV ZAUBERMAN — Architecte Financier
   Design system : lignes de structure, précision, sécurité
   =========================================================== */

:root{
  --ink:        #12213A;   /* bleu encre — autorité, structure */
  --ink-70:     rgba(18,33,58,.7);
  --ink-45:     rgba(18,33,58,.45);
  --paper:      #F5F6F3;   /* fond clair, froid, non-crème */
  --paper-alt:  #FFFFFF;
  --bronze:     #A9825A;   /* accent laiton — premium, discret */
  --bronze-dark:#8A6944;
  --slate:      #5C6773;   /* texte secondaire */
  --line:       #D8DCE1;   /* hairlines / grille */
  --line-dark:  rgba(255,255,255,.16);
  --security:   #3F6B52;   /* vert sécurité, usage rare */
  --whatsapp:   #25D366;

  --serif: 'IBM Plex Serif', 'IBM Plex Sans Hebrew', serif;
  --sans:  'IBM Plex Sans', 'IBM Plex Sans Hebrew', sans-serif;
  --mono:  'IBM Plex Mono', monospace;

  --maxw: 1180px;
}

html[lang="he"]{
  --serif: 'IBM Plex Sans Hebrew', serif;
  --sans:  'IBM Plex Sans Hebrew', sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
[dir="rtl"] body{ text-align:right; }

img,svg{display:block;max-width:100%;}
a{color:inherit;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px;}

h1,h2,h3{
  font-family:var(--serif);
  font-weight:600;
  line-height:1.15;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(2.1rem,4.4vw,3.6rem);}
h2{font-size:clamp(1.6rem,3vw,2.3rem);}
h3{font-size:1.15rem;}
p{margin:0 0 1em;color:var(--slate);}

.eyebrow{
  font-family:var(--mono);
  text-transform:uppercase;
  letter-spacing:.14em;
  font-size:.72rem;
  color:var(--bronze-dark);
  display:flex;
  align-items:center;
  gap:.6em;
  margin-bottom:1em;
}
.eyebrow::before{
  content:"";
  width:22px;height:1px;background:var(--bronze);
  display:inline-block;
}
[dir="rtl"] .eyebrow::before{ order:2; }

.btn{
  display:inline-flex;
  align-items:center;
  gap:.6em;
  font-family:var(--sans);
  font-weight:600;
  font-size:.95rem;
  padding:.95em 1.7em;
  border-radius:2px;
  text-decoration:none;
  cursor:pointer;
  border:1px solid transparent;
  transition:transform .15s ease, background .2s ease, border-color .2s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{ background:var(--whatsapp); color:#fff; }
.btn-primary:hover{ background:#1fbd59; }
.btn-outline{
  background:transparent;
  color:var(--paper-alt);
  border-color:var(--line-dark);
}
.btn-outline:hover{ border-color:var(--bronze); color:var(--bronze); }
.btn-ghost{
  background:transparent;
  color:var(--ink);
  border-color:var(--line);
}
.btn-ghost:hover{ border-color:var(--ink); }

/* ---------- Header ---------- */
header{
  position:sticky; top:0; z-index:50;
  background:rgba(245,246,243,.9);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 0;
}
.wordmark{
  font-family:var(--serif);
  font-size:1.15rem;
  font-weight:600;
  letter-spacing:.01em;
  text-decoration:none;
  color:var(--ink);
}
.wordmark span{ color:var(--bronze-dark); }
.nav-links{ display:flex; align-items:center; gap:28px; }
.nav-links a{
  font-size:.88rem;
  text-decoration:none;
  color:var(--ink-70);
}
.nav-links a:hover{ color:var(--ink); }
.lang-switch{ display:flex; gap:4px; font-family:var(--mono); font-size:.72rem; }
.lang-switch button{
  background:none;border:1px solid var(--line);
  padding:5px 9px; cursor:pointer; color:var(--ink-45);
  border-radius:2px;
}
.lang-switch button.active{
  color:var(--paper-alt); background:var(--ink); border-color:var(--ink);
}
.nav-cta{ display:none; }
@media(min-width:860px){ .nav-cta{ display:inline-flex; } }
.burger{ display:none; }
@media(max-width:859px){
  .nav-links{ display:none; }
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:96px 0 120px;
  background:var(--ink);
  color:var(--paper-alt);
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background-image:
    linear-gradient(var(--line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark) 1px, transparent 1px);
  background-size:64px 64px;
  opacity:.35;
  mask-image:linear-gradient(to bottom, transparent, black 20%, black 70%, transparent);
}
.hero-inner{ position:relative; display:grid; gap:56px; }
@media(min-width:940px){ .hero-inner{ grid-template-columns:1.1fr .9fr; align-items:center; } }
.hero h1{ color:#fff; max-width:16ch; }
.hero .eyebrow{ color:var(--bronze); }
.hero .eyebrow::before{ background:var(--bronze); }
.hero p.lead{
  color:rgba(255,255,255,.72);
  font-size:1.08rem;
  max-width:46ch;
  margin-bottom:2em;
}
.hero-ctas{ display:flex; flex-wrap:wrap; gap:14px; }

/* Blueprint diagram (hero) */
.blueprint{
  width:100%; height:auto;
}
.blueprint text{
  font-family:var(--mono);
  fill:rgba(255,255,255,.55);
  font-size:10px;
  letter-spacing:.05em;
}
.blueprint .node-label{
  fill:#fff; font-family:var(--sans); font-size:13px; font-weight:600;
}
.blueprint .line{
  stroke:var(--bronze);
  stroke-width:1;
  fill:none;
  stroke-dasharray:600;
  stroke-dashoffset:600;
  animation:draw 2.4s ease forwards .3s;
}
.blueprint .node-circle{
  fill:var(--ink); stroke:var(--bronze); stroke-width:1.4;
}
.blueprint .crosshair{ stroke:rgba(255,255,255,.4); stroke-width:1; }
@keyframes draw{ to{ stroke-dashoffset:0; } }

/* ---------- Sections generic ---------- */
section{ padding:88px 0; }
.section-alt{ background:var(--paper-alt); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.section-head{ max-width:640px; margin-bottom:56px; }
.section-head p{ font-size:1.02rem; }

/* Problème */
.problem-grid{ display:grid; gap:28px; }
@media(min-width:760px){ .problem-grid{ grid-template-columns:repeat(3,1fr); } }
.problem-card{
  border:1px solid var(--line);
  padding:28px 26px;
  background:var(--paper);
}
.problem-card .num{
  font-family:var(--mono); color:var(--bronze-dark); font-size:.75rem;
  letter-spacing:.1em; margin-bottom:14px; display:block;
}

/* Méthode SFP */
.sfp{ background:var(--ink); color:#fff; }
.sfp .section-head p{ color:rgba(255,255,255,.65); }
.sfp-steps{ display:grid; gap:0; position:relative; }
@media(min-width:820px){ .sfp-steps{ grid-template-columns:repeat(3,1fr); } }
.sfp-step{
  padding:32px 26px;
  border-top:1px solid var(--line-dark);
}
@media(min-width:820px){
  .sfp-step{ border-top:none; border-inline-start:1px solid var(--line-dark); }
  .sfp-step:first-child{ border-inline-start:none; }
}
.sfp-step .letter{
  font-family:var(--serif); font-size:2.4rem; color:var(--bronze);
  display:block; margin-bottom:.3em;
}
.sfp-step h3{ color:#fff; }
.sfp-step p{ color:rgba(255,255,255,.62); margin-bottom:0; font-size:.94rem; }

/* Services (réutilise .problem-card) */
.services-grid{ margin-top:8px; }
@media(min-width:760px){ .services-grid{ grid-template-columns:repeat(3,1fr); } }
.plan-marker{
  display:flex; align-items:center; justify-content:center;
  width:36px; height:36px;
  border:1px solid var(--bronze);
  border-radius:50%;
  font-family:var(--mono); font-size:.78rem; letter-spacing:.02em;
  color:var(--bronze-dark);
  margin-bottom:16px;
}

/* Segments */
.segments{ display:grid; gap:24px; }
@media(min-width:640px) and (max-width:1023px){ .segments{ grid-template-columns:repeat(2,1fr); } }
@media(min-width:1024px){ .segments{ grid-template-columns:repeat(4,1fr); } }
.segment-card{
  background:var(--paper-alt);
  border:1px solid var(--line);
  padding:30px 26px;
  display:flex; flex-direction:column;
  transition:border-color .2s ease;
}
.segment-card:hover{ border-color:var(--bronze); }
.segment-card .tag{
  font-family:var(--mono); font-size:.68rem; letter-spacing:.1em;
  color:var(--bronze-dark); text-transform:uppercase; margin-bottom:12px;
}
.segment-card p{ font-size:.94rem; flex:1; }
.segment-card a{
  font-size:.85rem; font-weight:600; text-decoration:none; color:var(--ink);
  border-bottom:1px solid var(--bronze); align-self:flex-start; padding-bottom:2px;
}

/* Simulateur */
.simu-wrap{
  border:1px solid var(--line);
  background:var(--paper-alt);
}
.simu-frame-holder{
  position:relative; width:100%; padding-top:62%;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.simu-frame-holder iframe{
  position:absolute; inset:0; width:100%; height:100%; border:0;
}
.simu-cta{
  padding:26px 28px;
  display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:16px;
}
.simu-cta p{ margin:0; font-size:.94rem; max-width:44ch; }

/* Témoignages */
.testimonials{ display:grid; gap:24px; }
@media(min-width:760px){ .testimonials{ grid-template-columns:repeat(3,1fr); } }
.testimonial{
  background:var(--paper); border:1px solid var(--line); padding:28px 26px;
}
.testimonial p.quote{
  font-family:var(--serif); font-size:1.05rem; color:var(--ink);
  margin-bottom:1.2em;
}
.testimonial .who{
  font-family:var(--mono); font-size:.72rem; letter-spacing:.05em; color:var(--bronze-dark);
}

/* Footer */
footer{
  background:var(--ink); color:rgba(255,255,255,.6);
  padding:56px 0 34px; font-size:.85rem;
}
.footer-top{
  display:flex; flex-wrap:wrap; justify-content:space-between; gap:32px;
  padding-bottom:32px; border-bottom:1px solid var(--line-dark); margin-bottom:24px;
}
.footer-top .wordmark{ color:#fff; }
.footer-top .wordmark span{ color:var(--bronze); }
footer a{ text-decoration:none; color:rgba(255,255,255,.6); }
footer a:hover{ color:#fff; }

/* WhatsApp floating button */
.wa-float{
  position:fixed; bottom:22px; z-index:60;
  inset-inline-end:22px;
  background:var(--whatsapp);
  color:#fff;
  width:58px; height:58px;
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 6px 18px rgba(0,0,0,.25);
  text-decoration:none;
}
.wa-float svg{ width:28px; height:28px; }

/* reveal on scroll — visible by default; only hidden if JS confirms it's running */
.reveal{ opacity:1; }
.has-js .reveal{ opacity:0; transform:translateY(16px); transition:opacity .6s ease, transform .6s ease; }
.has-js .reveal.in{ opacity:1; transform:none; }

@media (prefers-reduced-motion: reduce){
  .reveal, .blueprint .line{ transition:none; animation:none; opacity:1; transform:none; stroke-dashoffset:0; }
  html{ scroll-behavior:auto; }
}

[data-i18n]{ }
[hidden]{ display:none !important; }