/* ============================================================
   KAPFINE — Landing / Lead magnet
   Identité : noir & or mat (ocre sobre, scientifique)
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  --bg:        #0A0A0A;
  --bg-1:      #0E0D0C;
  --bg-2:      #15130F;   /* carte chaude */
  --bg-3:      #1C1813;   /* carte hover / élevée */

  --ink:       #F4F1EA;   /* blanc chaud */
  --ink-2:     #B7B1A4;   /* texte secondaire */
  --ink-3:     #7C766B;   /* texte faible */

  --gold:      #C9A84C;   /* or mat principal */
  --gold-deep: #8B6914;   /* or profond */
  --gold-soft: #F5E6A3;   /* or clair / highlight */

  --line:      rgba(244,241,234,.10);
  --line-2:    rgba(244,241,234,.055);
  --gold-line: rgba(201,168,76,.26);
  --gold-glow: rgba(201,168,76,.08);

  --maxw: 1240px;
  --pad:  clamp(20px, 5vw, 72px);

  --font-serif: "Newsreader", Georgia, "Times New Roman", serif;
  --font-sans:  "Hanken Grotesk", system-ui, -apple-system, sans-serif;
  --font-mono:  "JetBrains Mono", ui-monospace, monospace;

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset ---------- */
*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.6;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; cursor:pointer; background:none; border:none; }
::selection{ background:var(--gold); color:#0A0A0A; }

/* subtle film grain / vignette on the page */
body::before{
  content:""; position:fixed; inset:0; pointer-events:none; z-index:1;
  background:radial-gradient(120% 80% at 50% -10%, rgba(201,168,76,.05), transparent 60%);
}

/* ---------- Layout helpers ---------- */
.wrap{ max-width:var(--maxw); margin:0 auto; padding-inline:var(--pad); }
.section{ position:relative; padding-block:clamp(72px,12vh,150px); }
.section--tight{ padding-block:clamp(56px,8vh,96px); }
.eyebrow{
  font-family:var(--font-mono);
  font-size:12px; font-weight:500;
  letter-spacing:.22em; text-transform:uppercase;
  color:var(--gold);
  display:inline-flex; align-items:center; gap:10px;
}
.eyebrow::before{
  content:""; width:24px; height:1px; background:var(--gold-deep); display:inline-block;
}
.eyebrow--center::after{
  content:""; width:24px; height:1px; background:var(--gold-deep); display:inline-block;
}
.serif{ font-family:var(--font-serif); }
.muted{ color:var(--ink-2); }
.gold{ color:var(--gold); }
.gold-i{ color:var(--gold); font-style:italic; }

.section-head{ max-width:760px; }
.section-head h2{
  font-family:var(--font-serif);
  font-weight:400;
  font-size:clamp(2rem, 4.4vw, 3.4rem);
  line-height:1.04;
  letter-spacing:-.01em;
  margin-top:22px;
}
.section-head p{
  color:var(--ink-2);
  font-size:1.08rem;
  margin-top:20px;
  max-width:58ch;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-sans); font-size:.95rem; font-weight:600;
  letter-spacing:.01em;
  padding:15px 26px; border-radius:3px;
  border:1px solid transparent;
  transition:transform .35s var(--ease), background .25s var(--ease),
             border-color .25s var(--ease), color .25s var(--ease);
  white-space:nowrap;
}
.btn .arrow{ transition:transform .35s var(--ease); }
.btn:hover .arrow{ transform:translateX(4px); }
.btn-primary{ background:var(--gold); color:#0A0A0A; border-color:var(--gold); }
.btn-primary:hover{ background:var(--gold-soft); border-color:var(--gold-soft); transform:translateY(-2px); }
.btn-ghost{ background:transparent; color:var(--ink); border-color:var(--line); }
.btn-ghost:hover{ border-color:var(--gold); color:var(--gold); transform:translateY(-2px); }
.btn-sm{ padding:11px 18px; font-size:.85rem; }

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed; inset:0 0 auto 0; z-index:50;
  display:flex; align-items:center; justify-content:space-between;
  gap:24px;
  padding:18px var(--pad);
  transition:background .4s var(--ease), border-color .4s var(--ease), padding .4s var(--ease);
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(10,10,10,.78);
  backdrop-filter:blur(14px) saturate(120%);
  border-bottom-color:var(--line-2);
  padding-block:13px;
}
.brand{ display:flex; align-items:center; gap:12px; }
.gem{ width:26px; height:30px; flex:none; }
.brand .word{
  font-family:var(--font-sans);
  font-weight:600; font-size:1.32rem; letter-spacing:-.01em;
}
.brand .word b{ color:var(--gold); font-weight:600; }
.brand .word i{ color:var(--ink); font-style:normal; }
.nav-links{ display:flex; align-items:center; gap:34px; }
.nav-links a{
  font-size:.92rem; color:var(--ink-2); position:relative; padding:4px 0;
  transition:color .25s var(--ease);
}
.nav-links a::after{
  content:""; position:absolute; left:0; bottom:-2px; width:0; height:1px;
  background:var(--gold); transition:width .3s var(--ease);
}
.nav-links a:hover{ color:var(--ink); }
.nav-links a:hover::after{ width:100%; }
.nav-cta{ display:flex; align-items:center; gap:14px; }
.menu-toggle{ display:none; }

/* ============================================================
   HERO (3 variantes commutables)
   ============================================================ */
.hero{ display:none; position:relative; }
.hero.is-active{ display:block; }

.hero-stat{ display:flex; flex-direction:column; gap:4px; }
.hero-stat .num{ font-family:var(--font-serif); font-size:2.1rem; line-height:1; }
.hero-stat .lbl{ font-family:var(--font-mono); font-size:.72rem; letter-spacing:.12em; text-transform:uppercase; color:var(--ink-3); }

/* corner ticks for the "lab" look */
.lab-corner{ font-family:var(--font-mono); font-size:.72rem; letter-spacing:.16em; color:var(--gold); text-transform:uppercase; }
.lab-corner.dim{ color:var(--ink-2); }

/* --- Hero A : éditorial centré --- */
.heroA{ padding-top:min(26vh,220px); padding-bottom:clamp(60px,9vh,120px); text-align:center; }
.heroA .eyebrow{ justify-content:center; }
.heroA h1{
  font-family:var(--font-serif); font-weight:400;
  font-size:clamp(2.7rem, 7.2vw, 6.2rem);
  line-height:.99; letter-spacing:-.015em;
  margin:26px auto 0; max-width:16ch;
  text-wrap:balance;
}
.heroA h1 em{ color:var(--gold); font-style:italic; }
.heroA .sub{ margin:26px auto 0; max-width:56ch; color:var(--ink-2); font-size:1.15rem; }
.heroA .cta-row{ display:flex; gap:14px; justify-content:center; margin-top:36px; flex-wrap:wrap; }
.heroA .stat-row{
  display:flex; gap:clamp(28px,6vw,72px); justify-content:center;
  margin-top:clamp(56px,9vh,96px); padding-top:36px;
  border-top:1px solid var(--line-2); flex-wrap:wrap;
}

/* --- Hero B : split asymétrique --- */
.heroB{ padding-top:min(20vh,180px); padding-bottom:clamp(48px,7vh,96px); }
.heroB .grid{
  display:grid; grid-template-columns:1.15fr .85fr; gap:clamp(32px,5vw,72px); align-items:center;
}
.heroB h1{
  font-family:var(--font-serif); font-weight:400;
  font-size:clamp(2.5rem, 5.4vw, 5rem); line-height:1.0; letter-spacing:-.015em; margin-top:24px;
}
.heroB h1 em{ color:var(--gold); font-style:italic; }
.heroB .sub{ margin-top:24px; max-width:46ch; color:var(--ink-2); font-size:1.1rem; }
.heroB .cta-row{ display:flex; gap:14px; margin-top:32px; flex-wrap:wrap; }
.specimen{
  position:relative; border:1px solid var(--gold-line); border-radius:8px;
  background:linear-gradient(180deg, var(--bg-2), var(--bg-1));
  padding:26px; aspect-ratio:4/5; display:flex; flex-direction:column; justify-content:space-between;
  overflow:hidden;
}
.specimen .ph-grid{
  position:absolute; inset:0; opacity:.5;
  background-image:linear-gradient(var(--line-2) 1px, transparent 1px),
                   linear-gradient(90deg, var(--line-2) 1px, transparent 1px);
  background-size:34px 34px;
}
.specimen .tag{ position:relative; font-family:var(--font-mono); font-size:.72rem; letter-spacing:.12em; color:var(--gold); text-transform:uppercase; }
.specimen .big{ position:relative; font-family:var(--font-serif); font-size:clamp(2.4rem,4vw,3.2rem); line-height:1; }
.specimen .boxes{ position:relative; display:flex; flex-wrap:wrap; gap:8px; }
.specimen .ann{
  font-family:var(--font-mono); font-size:.68rem; color:var(--ink-2);
  border:1px dashed var(--gold-line); border-radius:4px; padding:5px 9px;
}
.specimen .ann.lit{ color:#0A0A0A; background:var(--gold); border-style:solid; border-color:var(--gold); }

/* --- Hero C : type XXL plein écran --- */
.heroC{ min-height:100svh; display:flex; flex-direction:column; justify-content:center; padding-top:120px; padding-bottom:48px; }
.heroC .top{ display:flex; justify-content:space-between; gap:20px; }
.heroC h1{
  font-family:var(--font-serif); font-weight:400;
  font-size:clamp(3rem, 13vw, 12rem); line-height:.86; letter-spacing:-.02em;
  margin:clamp(24px,5vh,64px) 0; text-wrap:balance;
  opacity:1; transform:none;
}
.heroC h1 .u{ position:relative; color:var(--gold); white-space:nowrap; }
.heroC h1 .u::after{
  content:""; position:absolute; left:0; right:0; bottom:.06em; height:.045em; background:var(--gold-deep);
}
.heroC .bottom{ display:flex; justify-content:space-between; align-items:flex-end; gap:32px; flex-wrap:wrap; }
.heroC .bottom .sub{ max-width:44ch; color:var(--ink-2); font-size:1.1rem; }
.heroC h1 .u{ position:relative; color:var(--gold); white-space:nowrap; }
.heroC h1 .u::after{
  content:""; position:absolute; left:0; right:0; bottom:.06em; height:.045em; background:var(--gold-deep);
}
.heroC .bottom{ display:flex; justify-content:space-between; align-items:flex-end; gap:32px; flex-wrap:wrap; }
.heroC .bottom .sub{ max-width:44ch; color:var(--ink-2); font-size:1.1rem; }

/* hero switcher (outil d'aperçu) */
.hero-switch{
  position:fixed; z-index:60; right:14px; bottom:14px;
  display:flex; align-items:center; gap:6px;
  background:rgba(20,18,14,.92); border:1px solid var(--gold-line); border-radius:999px;
  padding:7px 9px; backdrop-filter:blur(8px);
  box-shadow:0 8px 30px rgba(0,0,0,.5);
}
.hero-switch .hs-label{ font-family:var(--font-mono); font-size:.66rem; letter-spacing:.12em; text-transform:uppercase; color:var(--ink-3); padding-left:6px; }
.hero-switch button{
  width:30px; height:30px; border-radius:999px; font-family:var(--font-mono); font-size:.8rem; color:var(--ink-2);
  transition:all .2s var(--ease);
}
.hero-switch button.on{ background:var(--gold); color:#0A0A0A; font-weight:600; }
.hero-switch button:not(.on):hover{ color:var(--ink); background:rgba(201,168,76,.12); }

/* ============================================================
   MARQUEE bandeau
   ============================================================ */
.marquee{ border-block:1px solid var(--line-2); overflow:hidden; padding-block:20px; background:var(--bg-1); }
.marquee-track{ display:flex; gap:0; width:max-content; animation:scroll-x 38s linear infinite; }
.marquee-track span{
  font-family:var(--font-serif); font-size:1.4rem; color:var(--ink-2); padding-inline:22px;
  display:inline-flex; align-items:center; gap:22px; white-space:nowrap;
}
.marquee-track span::after{ content:"◆"; color:var(--gold); font-size:.65rem; opacity:.7; }
@keyframes scroll-x{ to{ transform:translateX(-50%); } }

/* ============================================================
   EXPERTISE — items numérotés
   ============================================================ */
.exp-list{ margin-top:clamp(40px,6vh,72px); border-top:1px solid var(--line); }
.exp-item{
  display:grid; grid-template-columns:90px 1.1fr 1.4fr; gap:clamp(16px,3vw,48px);
  padding:clamp(26px,4vh,44px) 0; border-bottom:1px solid var(--line);
  align-items:start; transition:background .4s var(--ease);
}
.exp-item:hover{ background:linear-gradient(90deg, rgba(201,168,76,.1), rgba(201,168,76,.04) 50%, transparent 80%); }
.exp-item .idx{ font-family:var(--font-mono); font-size:.85rem; color:var(--gold); letter-spacing:.1em; padding-top:.5em; }
.exp-item h3{ font-family:var(--font-serif); font-weight:400; font-size:clamp(1.5rem,2.4vw,2rem); line-height:1.08; letter-spacing:-.01em; }
.exp-item p{ color:var(--ink-2); font-size:1.02rem; max-width:52ch; }
.exp-item .meta{ margin-top:14px; display:flex; gap:8px; flex-wrap:wrap; }
.chip{
  font-family:var(--font-mono); font-size:.7rem; letter-spacing:.08em; text-transform:uppercase;
  color:var(--gold); border:1px solid var(--gold-line); border-radius:999px; padding:5px 12px;
}

/* ============================================================
   PROCESS
   ============================================================ */
.proc{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; margin-top:clamp(40px,6vh,64px); background:var(--line); border:1px solid var(--line); border-radius:8px; overflow:hidden; }
.proc-step{ background:var(--bg); padding:clamp(24px,3vw,36px); display:flex; flex-direction:column; gap:14px; min-height:230px; transition:background .35s var(--ease); }
.proc-step:hover{ background:var(--bg-2); box-shadow:inset 0 0 0 1px var(--gold-line); }
.proc-step .n{ font-family:var(--font-mono); font-size:.8rem; color:var(--gold); letter-spacing:.12em; }
.proc-step h4{ font-family:var(--font-serif); font-weight:400; font-size:1.35rem; line-height:1.1; margin-top:auto; }
.proc-step p{ color:var(--ink-2); font-size:.96rem; }

/* ============================================================
   OFFRES — simulateur
   ============================================================ */
.sim{
  margin-top:clamp(40px,6vh,64px);
  display:grid; grid-template-columns:1.25fr .9fr; gap:1px;
  background:var(--gold-line); border:1px solid var(--gold-line); border-radius:10px; overflow:hidden;
}
.sim-panel{ background:var(--bg-1); padding:clamp(26px,3.5vw,44px); }
.sim-panel h3{ font-family:var(--font-serif); font-weight:400; font-size:1.6rem; margin-bottom:6px; }
.sim-panel .hint{ color:var(--ink-3); font-size:.9rem; margin-bottom:30px; }
.field{ margin-bottom:30px; }
.field > label{ display:flex; justify-content:space-between; align-items:baseline; font-family:var(--font-mono); font-size:.74rem; letter-spacing:.12em; text-transform:uppercase; color:var(--ink-2); margin-bottom:14px; }
.field > label .val{ color:var(--gold); font-size:.95rem; letter-spacing:.04em; }
input[type=range]{
  -webkit-appearance:none; appearance:none; width:100%; height:2px; background:var(--line); outline:none; border-radius:2px;
  background-image:linear-gradient(var(--gold),var(--gold)); background-repeat:no-repeat;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none; appearance:none; width:18px; height:18px; border-radius:50%;
  background:var(--gold); border:3px solid var(--bg-1); box-shadow:0 0 0 1px var(--gold); cursor:pointer; transition:transform .2s var(--ease);
}
input[type=range]::-webkit-slider-thumb:hover{ transform:scale(1.18); }
input[type=range]::-moz-range-thumb{ width:18px; height:18px; border-radius:50%; background:var(--gold); border:3px solid var(--bg-1); cursor:pointer; }
.choices{ display:flex; flex-wrap:wrap; gap:8px; }
.choice{
  font-family:var(--font-sans); font-size:.88rem; color:var(--ink-2);
  border:1px solid var(--line); border-radius:999px; padding:9px 16px; transition:all .22s var(--ease);
}
.choice:hover{ border-color:var(--gold-line); color:var(--ink); }
.choice.sel{ background:var(--gold); color:#0A0A0A; border-color:var(--gold); font-weight:600; }

.sim-result{ background:var(--bg-2); padding:clamp(26px,3.5vw,44px); display:flex; flex-direction:column; }
.sim-result .rlabel{ font-family:var(--font-mono); font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; color:var(--gold-deep); }
.sim-result .tier{ font-family:var(--font-serif); font-size:clamp(2rem,3.4vw,2.8rem); margin-top:8px; line-height:1; }
.sim-result .tier-pos{ color:var(--ink-2); font-size:.96rem; margin-top:10px; }
.sim-result .price-block{ margin-top:auto; padding-top:28px; border-top:1px solid var(--line); }
.sim-result .from{ font-family:var(--font-mono); font-size:.72rem; letter-spacing:.12em; text-transform:uppercase; color:var(--ink-3); }
.sim-result .price{ font-family:var(--font-serif); font-size:2.4rem; line-height:1; margin-top:6px; }
.sim-result .price small{ font-family:var(--font-sans); font-size:.92rem; color:var(--ink-2); }
.sim-result .estimate{ margin-top:14px; font-size:.95rem; color:var(--ink-2); }
.sim-result .estimate b{ color:var(--gold); font-weight:600; }
.sim-result .btn{ width:100%; justify-content:center; margin-top:24px; }
.sim-result .note{ margin-top:14px; font-size:.78rem; color:var(--ink-3); }

/* ---------- Cartes d'offres ---------- */
.tiers{ display:grid; grid-template-columns:repeat(4,1fr); gap:14px; margin-top:64px; }
.tier-card{
  position:relative; background:var(--bg-1); border:1px solid var(--line); border-radius:10px;
  padding:28px 24px; display:flex; flex-direction:column; transition:transform .35s var(--ease), border-color .35s var(--ease);
}
.tier-card:hover{ transform:translateY(-4px); border-color:var(--gold-line); }
.tier-card.featured{ border-color:var(--gold); background:linear-gradient(180deg, var(--bg-2), var(--bg-1)); }
.tier-card .badge{
  position:absolute; top:-11px; left:24px; background:var(--gold); color:#0A0A0A;
  font-family:var(--font-mono); font-size:.66rem; letter-spacing:.14em; text-transform:uppercase; font-weight:600;
  padding:5px 12px; border-radius:999px;
}
.tier-card .tname{ font-family:var(--font-mono); font-size:.78rem; letter-spacing:.16em; text-transform:uppercase; color:var(--gold); }
.tier-card .tpos{ color:var(--ink-3); font-size:.82rem; margin-top:4px; min-height:2.4em; }
.tier-card .tprice{ font-family:var(--font-serif); font-size:2.3rem; margin-top:18px; line-height:1; }
.tier-card .tprice .per{ font-family:var(--font-sans); font-size:.9rem; color:var(--ink-2); }
.tier-card .talt{ font-size:.82rem; color:var(--ink-3); margin-top:6px; min-height:1.2em; }
.tier-card ul{ list-style:none; margin:22px 0; display:flex; flex-direction:column; gap:11px; }
.tier-card li{ display:flex; gap:10px; font-size:.9rem; color:var(--ink-2); line-height:1.4; }
.tier-card li::before{ content:"✓"; color:var(--gold); font-size:.85rem; flex:none; line-height:1.5; }
.tier-card .btn{ width:100%; justify-content:center; margin-top:auto; }

/* ---------- Comparatif détaillé ---------- */
.compare-wrap{ margin-top:72px; }
.compare-head{ display:flex; align-items:baseline; justify-content:space-between; gap:20px; margin-bottom:24px; flex-wrap:wrap; }
.compare-head h3{ font-family:var(--font-serif); font-weight:400; font-size:1.8rem; }
.compare-scroll{ overflow-x:auto; border:1px solid var(--line); border-radius:10px; }
table.compare{ width:100%; border-collapse:collapse; min-width:760px; }
table.compare th, table.compare td{ text-align:left; padding:15px 18px; border-bottom:1px solid var(--line-2); font-size:.92rem; vertical-align:top; }
table.compare thead th{ position:sticky; top:0; background:var(--bg-2); }
table.compare thead .tname{ font-family:var(--font-mono); font-size:.78rem; letter-spacing:.1em; text-transform:uppercase; color:var(--gold); }
table.compare thead .tprice{ font-family:var(--font-serif); font-size:1.2rem; color:var(--ink); margin-top:4px; font-weight:400; }
table.compare thead th.feat{ background:linear-gradient(180deg, rgba(201,168,76,.14), var(--bg-2)); }
table.compare tbody td.feat{ background:var(--gold-glow); }
table.compare .grouprow td{ font-family:var(--font-mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--gold-deep); background:var(--bg-1); padding-top:20px; }
table.compare .rowlabel{ color:var(--ink); font-weight:500; }
table.compare td .yes{ color:var(--gold); }
table.compare td .no{ color:var(--ink-3); }
table.compare tbody tr:hover td{ background:rgba(244,241,234,.02); }
table.compare tbody tr:hover td.feat{ background:rgba(201,168,76,.12); }

/* BLOG — styles dans kapfine-fx.css (.show-card, .show-cover, .blog-feat etc.) */

/* ============================================================
   STATEMENT / MANIFESTE — moment émotionnel central
   ============================================================ */
.statement{
  text-align:center; padding-block:clamp(100px,18vh,200px); padding-inline:var(--pad); position:relative;
  background:linear-gradient(180deg, var(--bg), var(--bg-1) 35%, var(--bg-1) 65%, var(--bg));
  overflow:hidden;
}
.statement::before{
  content:""; position:absolute; inset:0; pointer-events:none; z-index:0;
  background:
    radial-gradient(55% 70% at 50% 50%, rgba(201,168,76,.07), transparent 65%),
    radial-gradient(30% 30% at 50% 50%, rgba(201,168,76,.04), transparent 60%);
}
.statement .gem-wm{
  position:absolute; left:50%; top:50%; transform:translate(-50%,-50%);
  width:min(50vw,360px); height:auto; opacity:.05; pointer-events:none; z-index:0;
}
.statement > *:not(.gem-wm){ position:relative; z-index:1; }
.statement h2{
  font-family:var(--font-serif); font-weight:400;
  font-size:clamp(2.6rem,7vw,6rem); line-height:.98; letter-spacing:-.018em;
  margin:28px auto 0; max-width:18ch; text-wrap:balance;
}
.statement h2 em{ color:var(--gold); font-style:italic; }
.statement .statement-sub{ color:var(--ink-2); font-size:1.15rem; margin:30px auto 0; max-width:50ch; line-height:1.65; }
.statement .eyebrow{ justify-content:center; }
.statement h2{ margin-left:auto; margin-right:auto; }

/* ============================================================
   CTA final
   ============================================================ */
.cta-final{ text-align:center; position:relative; overflow:hidden; }
.cta-final::before{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:
    radial-gradient(70% 80% at 50% 110%, rgba(201,168,76,.14), transparent 55%),
    radial-gradient(100% 50% at 50% 100%, rgba(201,168,76,.06), transparent 70%);
}
.cta-final::after{
  content:""; position:absolute; bottom:0; left:50%; transform:translateX(-50%);
  width:1px; height:clamp(40px,8vh,80px);
  background:linear-gradient(180deg, var(--gold-deep), transparent);
  pointer-events:none;
}
.cta-final h2{ font-family:var(--font-serif); font-weight:400; font-size:clamp(2.6rem,6.5vw,5.2rem); line-height:.98; letter-spacing:-.018em; max-width:18ch; margin:24px auto 0; text-wrap:balance; }
.cta-final h2 em{ color:var(--gold); font-style:italic; }
.cta-final .sub{ color:var(--ink-2); margin:24px auto 0; max-width:50ch; font-size:1.1rem; }
.cta-final .cta-row{ display:flex; gap:14px; justify-content:center; margin-top:34px; flex-wrap:wrap; }
.cta-final .contact-line{ margin-top:30px; font-family:var(--font-mono); font-size:.85rem; letter-spacing:.06em; color:var(--ink-3); }
.cta-final .contact-line a{ color:var(--gold); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer{ border-top:1px solid var(--line); padding-block:clamp(48px,7vh,80px) 36px; }
.footer-top{ display:grid; grid-template-columns:1.5fr repeat(3,1fr); gap:40px; }
.footer .brand{ margin-bottom:18px; }
.footer .tagline{ font-family:var(--font-mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--gold-deep); }
.footer .founder{ color:var(--ink-2); font-family:var(--font-serif); font-size:1.05rem; line-height:1.5; max-width:42ch; margin-top:18px; font-style:italic; }
.footer h5{ font-family:var(--font-mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-3); margin-bottom:16px; }
.footer ul{ list-style:none; display:flex; flex-direction:column; gap:11px; }
.footer ul a{ color:var(--ink-2); font-size:.94rem; transition:color .2s var(--ease); }
.footer ul a:hover{ color:var(--gold); }
.footer-bottom{ display:flex; justify-content:space-between; gap:20px; margin-top:clamp(40px,6vh,64px); padding-top:24px; border-top:1px solid var(--line-2); font-size:.82rem; color:var(--ink-3); flex-wrap:wrap; }

/* ============================================================
   Reveal animations (modéré)
   ============================================================ */
.reveal{ opacity:0; transform:translateY(22px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.reveal.d1{ transition-delay:.08s; }
.reveal.d2{ transition-delay:.16s; }
.reveal.d3{ transition-delay:.24s; }

@media (prefers-reduced-motion: reduce){
  *{ animation:none !important; }
  .reveal{ opacity:1; transform:none; transition:none; }
  html{ scroll-behavior:auto; }
  .marquee-track{ animation:none; }
}

/* ============================================================
   RAFFINERIE — fil conducteur narratif
   ============================================================ */
.raffinerie{
  background:linear-gradient(180deg, var(--bg), var(--bg-1) 50%, var(--bg));
  border-block:1px solid var(--line);
  padding-block:clamp(80px,14vh,150px);
}
.raffinerie .inner{ max-width:var(--maxw); margin:0 auto; padding-inline:var(--pad); }
.raffinerie .section-head{ max-width:600px; }

.raf-flow{
  display:flex; align-items:center; gap:0;
  margin-top:clamp(52px,8vh,90px);
}
.raf-stage{ flex:1 1 0; min-width:0; }
.raf-conn{
  flex:0 0 68px; display:flex; flex-direction:column; align-items:center; gap:6px;
  padding-bottom:60px;
}
.raf-conn-dot{ width:6px; height:6px; border-radius:50%; background:var(--gold-deep); }
.raf-conn-line{ width:1px; flex:1; background:linear-gradient(180deg, var(--gold-deep), var(--gold)); min-height:12px; }
.raf-conn-chevron{ font-family:var(--font-mono); font-size:.9rem; color:var(--gold); line-height:1; }

.raf-viz{
  position:relative; border:1px solid var(--line); border-radius:12px;
  background:var(--bg); overflow:hidden; aspect-ratio:5/4;
  transition:border-color .35s var(--ease);
}
.raf-stage:hover .raf-viz{ border-color:var(--gold-line); }
.raf-viz svg{ width:100%; height:100%; display:block; }
.raf-badge{
  position:absolute; top:10px; right:10px;
  font-family:var(--font-mono); font-size:.6rem; letter-spacing:.1em; text-transform:uppercase;
  padding:4px 9px; border-radius:999px;
}
.raf-badge--raw{ color:var(--ink-3); border:1px solid var(--line); }
.raf-badge--ann{ color:var(--gold-deep); border:1px solid var(--gold-line); }
.raf-badge--gold{ color:#0A0A0A; background:var(--gold); }

.raf-meta{ padding-top:22px; }
.raf-n{ font-family:var(--font-mono); font-size:.72rem; color:var(--gold); letter-spacing:.14em; }
.raf-name{ font-family:var(--font-serif); font-weight:400; font-size:1.28rem; line-height:1.1; margin-top:6px; }
.raf-desc{ color:var(--ink-2); font-size:.88rem; max-width:26ch; margin-top:7px; line-height:1.55; }

/* SVG animations */
.viz-raw .r-c{ animation:rawPulse var(--d,3s) ease-in-out var(--p,0s) infinite alternate; }
@keyframes rawPulse{ from{ opacity:var(--o,.65); } to{ opacity:calc(var(--o,.65)*.3); } }
.viz-ann .ann-g{ opacity:0; }
.reveal.in .viz-ann .ann-g{ animation:annIn .4s ease var(--delay,0s) both; }
@keyframes annIn{ from{ opacity:0; transform:translateY(5px); } to{ opacity:1; transform:none; } }
.viz-gold .g-c{ opacity:0; }
.reveal.in .viz-gold .g-c{ animation:gldIn .35s ease var(--delay,0s) both; }
@keyframes gldIn{ from{ opacity:0; } to{ opacity:1; } }

/* Responsive raffinerie */
@media(max-width:880px){
  .raf-flow{ flex-direction:column; align-items:stretch; }
  .raf-conn{ flex-direction:row; padding-bottom:0; height:44px; justify-content:center; }
  .raf-conn-line{ width:clamp(20px,5vw,40px); height:1px; background:linear-gradient(90deg, var(--gold-deep), var(--gold)); min-height:auto; }
  .raf-conn-chevron{ transform:rotate(90deg); }
}

/* ============================================================
   FIL ROUGE — ponts entre sections
   ============================================================ */
.bridge{
  padding-block:clamp(32px,5vh,52px);
  text-align:center;
  position:relative;
}
.bridge-inner{
  display:inline-flex; flex-direction:column; align-items:center; gap:14px;
}
.bridge-line-v{
  width:1px; height:clamp(28px,4vh,48px);
  background:linear-gradient(180deg, transparent, var(--gold-deep), transparent);
}
.bridge-text{
  font-family:var(--font-serif); font-style:italic;
  font-size:clamp(1.1rem,1.8vw,1.4rem);
  color:var(--ink-2); max-width:54ch; text-align:center; line-height:1.4;
  text-wrap:balance;
}
.bridge-text .g{ color:var(--gold); font-style:italic; }

/* ============================================================
   ACTES — numérotation narrative
   ============================================================ */
.act-tag{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-mono); font-size:.68rem; letter-spacing:.22em; text-transform:uppercase;
  color:var(--ink-3); margin-bottom:8px;
}
.act-tag::before{ content:""; width:18px; height:1px; background:var(--gold-deep); }
.act-tag::after{  content:""; width:18px; height:1px; background:var(--gold-deep); }

/* ============================================================
   HUMAIN ESSENTIEL — risque IA→IA + réponse
   ============================================================ */
.human{
  padding-block:clamp(80px,14vh,150px);
  background:linear-gradient(180deg, var(--bg-1), var(--bg-2) 50%, var(--bg-1));
  border-block:1px solid var(--line);
}
.human .inner{ max-width:var(--maxw); margin:0 auto; padding-inline:var(--pad); }
.human-head{ max-width:680px; }
.human-head h2{
  font-family:var(--font-serif); font-weight:400;
  font-size:clamp(2rem,4.4vw,3.4rem);
  line-height:1.04; letter-spacing:-.01em;
  margin-top:18px;
}
.human-head h2 em{ color:var(--gold); font-style:italic; }
.human-head .sub{ color:var(--ink-2); font-size:1.05rem; margin-top:18px; max-width:56ch; }

.human-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:26px;
  margin-top:clamp(40px,6vh,64px);
}
.risk-card, .answer-card{
  border-radius:12px; padding:clamp(28px,3.5vw,44px); position:relative; overflow:hidden;
}
.risk-card{
  background:rgba(30,15,15,.7); border:1px solid rgba(180,60,60,.2);
}
.risk-card::before{
  content:""; position:absolute; inset:0;
  background:radial-gradient(50% 50% at 50% 0%, rgba(180,60,60,.1), transparent 70%);
  pointer-events:none;
}
.answer-card{
  background:rgba(25,20,10,.7); border:1px solid var(--gold-line);
}
.answer-card::before{
  content:""; position:absolute; inset:0;
  background:radial-gradient(50% 50% at 50% 0%, rgba(201,168,76,.1), transparent 70%);
  pointer-events:none;
}
.risk-card .card-tag{
  font-family:var(--font-mono); font-size:.7rem; letter-spacing:.14em; text-transform:uppercase;
  color:rgba(220,80,60,.8);
}
.answer-card .card-tag{
  font-family:var(--font-mono); font-size:.7rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--gold);
}
.risk-card h3, .answer-card h3{
  font-family:var(--font-serif); font-weight:400; font-size:1.6rem; margin-top:12px; line-height:1.12;
}
.risk-card h3{ color:var(--ink); }
.answer-card h3{ color:var(--ink); }
.risk-card p, .answer-card p{
  color:var(--ink-2); font-size:.96rem; margin-top:14px; line-height:1.65; max-width:44ch;
}
.risk-items, .answer-items{ list-style:none; margin-top:22px; display:flex; flex-direction:column; gap:13px; }
.risk-items li{
  display:flex; gap:10px; font-size:.9rem; color:var(--ink-2);
}
.risk-items li::before{ content:"!"; color:rgba(220,80,60,.8); font-family:var(--font-mono); font-size:.8rem; flex:none; margin-top:.2em; }
.answer-items li{
  display:flex; gap:10px; font-size:.9rem; color:var(--ink-2);
}
.answer-items li::before{ content:"◆"; color:var(--gold); font-size:.55rem; flex:none; margin-top:.45em; }
.ref-tag{
  display:inline-block; margin-top:20px;
  font-family:var(--font-mono); font-size:.68rem; letter-spacing:.08em;
  color:var(--ink-3); border:1px solid var(--line); border-radius:4px; padding:4px 10px;
}

.human-stat-row{
  display:flex; gap:clamp(20px,4vw,48px); margin-top:clamp(40px,6vh,64px);
  padding-top:40px; border-top:1px solid var(--line);
  flex-wrap:wrap;
}
.h-stat{ display:flex; flex-direction:column; gap:5px; }
.h-stat .hnum{
  font-family:var(--font-serif); font-size:clamp(2.2rem,3.5vw,3rem);
  line-height:1; color:var(--gold);
}
.h-stat .hlbl{
  font-family:var(--font-mono); font-size:.7rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--ink-3); max-width:22ch; line-height:1.4;
}

@media(max-width:760px){
  .human-grid{ grid-template-columns:1fr; }
}

/* ============================================================
   SIDE THREAD — fil de navigation latéral
   ============================================================ */
.side-thread{
  position:fixed; left:18px; top:50%; transform:translateY(-50%);
  z-index:45; pointer-events:none;
  display:flex; flex-direction:column; align-items:center;
}
.st-gem{ width:15px; height:18px; flex:none; margin-bottom:2px; }
.st-seg{ display:flex; flex-direction:column; align-items:center; }
.st-line{ width:1px; height:clamp(18px,2.6vh,32px); background:var(--line); }
.st-dot{
  width:7px; height:7px; border-radius:50%;
  border:1px solid var(--gold-line); background:var(--bg-2);
  transition:background .4s, border-color .4s, transform .4s, box-shadow .4s;
  cursor:pointer; pointer-events:auto; position:relative;
}
.st-dot.on{ background:var(--gold); border-color:var(--gold); transform:scale(1.45); box-shadow:0 0 10px 2px rgba(201,168,76,.45); }
.st-tip{
  position:absolute; left:14px; top:50%; transform:translateY(-50%);
  font-family:var(--font-mono); font-size:.6rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--gold); white-space:nowrap; background:var(--bg-1);
  padding:3px 8px; border-radius:4px; border:1px solid var(--gold-line);
  opacity:0; transition:opacity .2s; pointer-events:none;
}
.st-dot:hover .st-tip{ opacity:1; }
@media(max-width:1120px){ .side-thread{ display:none; } }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:1000px){
  .exp-item{ grid-template-columns:60px 1fr; }
  .exp-item p{ grid-column:2; }
  .proc{ grid-template-columns:repeat(2,1fr); }
  .tiers{ grid-template-columns:repeat(2,1fr); }
  .sim{ grid-template-columns:1fr; }
}
@media (max-width:760px){
  body{ font-size:16px; }
  .nav-links{ display:none; }
  .heroB .grid{ grid-template-columns:1fr; }
  .specimen{ aspect-ratio:16/10; }
  .blog-grid{ grid-template-columns:1fr; }
  .footer-top{ grid-template-columns:1fr 1fr; }
  .footer .founder{ grid-column:1 / -1; }
  .heroC .bottom{ flex-direction:column; align-items:flex-start; }
  .exp-item{ grid-template-columns:44px 1fr; gap:12px 16px; }
  .exp-item .idx{ font-size:.78rem; padding-top:.3em; }
  .exp-item h3{ font-size:1.25rem; }
  .exp-item > div{ grid-column:1 / -1; padding-left:0; }
}
@media (max-width:560px){
  .proc{ grid-template-columns:1fr; }
  .tiers{ grid-template-columns:1fr; }
  .footer-top{ grid-template-columns:1fr; }
  .nav-cta .btn-ghost{ display:none; }
  .exp-item{ grid-template-columns:1fr; gap:8px; }
  .exp-item .idx{ padding-top:0; }
}