/* ====== Les Origines de Sophia — Theme clair ====== */
:root{
  --o-bg:#FAFAF8;
  --o-panel:#FFFFFF;
  --o-line:rgba(0,0,0,.07);
  --o-line-strong:rgba(0,0,0,.14);
  --o-text:#0F0F0F;
  --o-text-2:#555555;
  --o-text-3:#8A8A8A;
  --o-accent:#1a73e8;
  --o-accent-2:#7c3aed;
  --o-accent-soft:rgba(26,115,232,.08);
  --o-gold:#C9A227;
  --o-radius:14px;
  --o-shadow-sm:0 1px 3px rgba(0,0,0,.04);
  --o-shadow-md:0 4px 14px rgba(0,0,0,.06);
  --o-shadow-lg:0 12px 40px rgba(0,0,0,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body.o-body{
  background:var(--o-bg);
  color:var(--o-text);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  padding-bottom:env(safe-area-inset-bottom,0px);
}
.o-nav{
  background:rgba(255,255,255,.92);
  border-bottom:1px solid var(--o-line);
  padding:16px 20px;
  backdrop-filter:blur(12px);
  position:sticky;
  top:0;
  z-index:50;
}
.o-nav .inner{max-width:900px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}
.o-logo{font-family:'Fraunces',serif;font-weight:600;font-size:1.25rem;letter-spacing:-.02em;color:var(--o-text);text-decoration:none}
.o-logo span{color:var(--o-accent)}
.o-nav a.link{color:var(--o-text-2);text-decoration:none;font-size:.9rem;margin-left:20px}
.o-nav a.link:hover{color:var(--o-accent)}

.o-wrap{max-width:900px;margin:0 auto;padding:32px 20px 80px}

.o-bandeau{
  background:linear-gradient(135deg,rgba(26,115,232,.07),rgba(124,58,237,.05));
  border:1px solid rgba(26,115,232,.14);
  border-radius:12px;
  padding:12px 18px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:14px;
  margin-bottom:44px;
  flex-wrap:wrap;
  font-size:.85rem;
}
.o-bandeau .gauche{color:var(--o-accent);font-weight:500}
.o-bandeau .droite{font-family:'JetBrains Mono','Courier New',monospace;color:var(--o-text-2);font-size:.8rem}

.o-hero{text-align:center;margin-bottom:56px}
.o-hero h1{
  font-family:'Fraunces',serif;
  font-weight:500;
  font-size:clamp(2rem,5.5vw,3.2rem);
  letter-spacing:-.025em;
  line-height:1.1;
  margin-bottom:18px;
  color:var(--o-text);
}
.o-hero h1 em{
  background:linear-gradient(100deg,var(--o-accent),var(--o-accent-2));
  -webkit-background-clip:text;
  background-clip:text;
  -webkit-text-fill-color:transparent;
  font-style:italic;
}
.o-hero .lead{
  color:var(--o-text-2);
  font-size:1.05rem;
  line-height:1.7;
  max-width:560px;
  margin:0 auto;
}

.o-stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:12px;
  margin:40px 0 32px;
}
.o-stat{
  background:var(--o-panel);
  border:1px solid var(--o-line);
  border-radius:var(--o-radius);
  padding:20px 16px;
  text-align:center;
  box-shadow:var(--o-shadow-sm);
}
.o-stat .val{font-family:'JetBrains Mono','Courier New',monospace;font-size:1.5rem;font-weight:600;color:var(--o-text);letter-spacing:-.02em}
.o-stat .val .unit{font-size:.8rem;color:var(--o-text-3);font-weight:400}
.o-stat .lbl{font-size:.72rem;color:var(--o-text-3);margin-top:6px;text-transform:uppercase;letter-spacing:.08em}

.o-graph{
  background:var(--o-panel);
  border:1px solid var(--o-line);
  border-radius:var(--o-radius);
  padding:24px 20px 16px;
  margin-bottom:44px;
  box-shadow:var(--o-shadow-sm);
}
.o-graph .titre{font-size:.88rem;color:var(--o-text-2);margin-bottom:14px;display:flex;justify-content:space-between;align-items:center}
.o-graph .titre .legende{font-family:'JetBrains Mono',monospace;font-size:.75rem;color:var(--o-text-3)}
.o-graph svg{display:block;width:100%;height:120px}

.o-progress{margin-top:20px;padding-top:18px;border-top:1px solid var(--o-line)}
.o-progress .top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px;font-size:.85rem}
.o-progress .top .prises{font-family:'JetBrains Mono',monospace;font-weight:600;color:var(--o-accent)}
.o-progress .top .total{color:var(--o-text-3);font-size:.78rem}
.o-progress .bar{height:6px;background:rgba(26,115,232,.08);border-radius:3px;overflow:hidden}
.o-progress .bar .fill{height:100%;background:linear-gradient(90deg,var(--o-accent),var(--o-accent-2));border-radius:3px;transition:width 1.2s ease;min-width:2px}

.o-message{
  background:var(--o-panel);
  border:1px solid var(--o-line);
  border-left:3px solid var(--o-accent);
  border-radius:8px;
  padding:20px 22px;
  margin-bottom:44px;
  font-size:.95rem;
  color:var(--o-text-2);
  line-height:1.75;
}
.o-message strong{color:var(--o-text);font-weight:500}

.o-section-titre{
  font-family:'Fraunces',serif;
  font-weight:500;
  font-size:1.5rem;
  letter-spacing:-.015em;
  margin-bottom:8px;
  color:var(--o-text);
}
.o-section-sous{
  color:var(--o-text-3);
  font-size:.92rem;
  margin-bottom:26px;
}

.o-paliers{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-bottom:52px}
.o-palier{
  background:var(--o-panel);
  border:1px solid var(--o-line);
  border-radius:var(--o-radius);
  padding:22px 18px;
  cursor:pointer;
  transition:border-color .15s,transform .15s,box-shadow .15s;
  display:flex;
  flex-direction:column;
  position:relative;
}
.o-palier:hover{border-color:rgba(26,115,232,.35);transform:translateY(-2px);box-shadow:var(--o-shadow-md)}
.o-palier.active{border-color:var(--o-accent);box-shadow:0 0 0 3px var(--o-accent-soft)}
.o-palier .badge-top{font-family:'JetBrains Mono',monospace;color:var(--o-accent);font-size:.85rem;letter-spacing:.15em;margin-bottom:10px}
.o-palier .nom{font-family:'Fraunces',serif;font-size:1.15rem;font-weight:500;margin-bottom:6px;color:var(--o-text)}
.o-palier .montant{font-family:'JetBrains Mono',monospace;font-size:1.4rem;font-weight:600;color:var(--o-accent);margin-bottom:12px;letter-spacing:-.02em}
.o-palier .montant .dev{font-size:.75rem;color:var(--o-text-3);font-weight:400;margin-left:4px}
.o-palier .desc{color:var(--o-text-2);font-size:.85rem;line-height:1.55;flex:1}
.o-palier.fondateur{background:linear-gradient(135deg,rgba(201,162,39,.06),rgba(201,162,39,.02));border-color:rgba(201,162,39,.3)}
.o-palier.fondateur .badge-top{color:var(--o-gold)}
.o-palier.fondateur .nom{background:linear-gradient(100deg,var(--o-accent),var(--o-accent-2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.o-palier.fondateur .montant{color:var(--o-gold)}
.o-palier.fondateur .place-badge{position:absolute;top:14px;right:14px;background:rgba(201,162,39,.12);color:var(--o-gold);padding:3px 9px;border-radius:6px;font-size:.7rem;font-family:'JetBrains Mono',monospace;font-weight:500}
.o-palier.bloque{opacity:.55;cursor:not-allowed;pointer-events:none}

.o-form-wrap{
  background:var(--o-panel);
  border:1px solid var(--o-line);
  border-radius:var(--o-radius);
  padding:32px 26px;
  box-shadow:var(--o-shadow-md);
  margin-bottom:32px;
}
.o-form-wrap h2{font-family:'Fraunces',serif;font-weight:500;font-size:1.3rem;margin-bottom:6px}
.o-form-wrap .sub{color:var(--o-text-3);font-size:.9rem;margin-bottom:22px}
.o-etapes{
  background:rgba(26,115,232,.04);
  border:1px solid rgba(26,115,232,.12);
  border-radius:10px;
  padding:16px 18px;
  margin-bottom:22px;
  font-size:.88rem;
  color:var(--o-text-2);
  line-height:1.7;
}
.o-etapes .num{
  display:inline-flex;
  width:20px;height:20px;
  border-radius:50%;
  background:var(--o-accent);
  color:#fff;
  justify-content:center;
  align-items:center;
  font-family:'JetBrains Mono',monospace;
  font-size:.7rem;
  font-weight:600;
  margin-right:8px;
  vertical-align:middle;
}
.o-etapes code{font-family:'JetBrains Mono',monospace;background:rgba(0,0,0,.05);padding:1px 6px;border-radius:4px;font-size:.85rem;color:var(--o-accent)}
.o-etapes a{color:var(--o-accent);text-decoration:none;border-bottom:1px dashed rgba(26,115,232,.4)}

.o-champ{
  width:100%;
  background:#fff;
  border:1px solid var(--o-line-strong);
  border-radius:10px;
  padding:13px 15px;
  color:var(--o-text);
  font:.95rem 'Inter',sans-serif;
  margin-bottom:12px;
  font-family:'Inter',sans-serif;
  transition:border-color .15s,box-shadow .15s;
}
.o-champ:focus{outline:none;border-color:var(--o-accent);box-shadow:0 0 0 3px var(--o-accent-soft)}
.o-champ::placeholder{color:var(--o-text-3)}
textarea.o-champ{min-height:80px;resize:vertical}

.o-btn{
  width:100%;
  padding:15px;
  background:var(--o-text);
  color:#fff;
  border:none;
  border-radius:10px;
  font:600 1rem 'Inter',sans-serif;
  cursor:pointer;
  transition:transform .1s,opacity .15s;
}
.o-btn:hover{opacity:.92}
.o-btn:active{transform:scale(.98)}
.o-btn:disabled{opacity:.55;cursor:not-allowed;transform:none}

.o-succes{
  background:#F0FDF4;
  border:1px solid #BBF7D0;
  border-radius:12px;
  padding:22px;
  margin-top:20px;
  display:none;
  text-align:center;
}
.o-succes .numero{font-family:'JetBrains Mono',monospace;font-size:2.2rem;font-weight:600;color:#166534;margin-bottom:8px;letter-spacing:-.02em}
.o-succes .txt{color:#166534;font-size:.92rem;line-height:1.6}
.o-erreur{
  background:#FEF2F2;
  border:1px solid #FECACA;
  color:#B91C1C;
  padding:13px;
  border-radius:10px;
  font-size:.9rem;
  margin-top:14px;
  display:none;
}

.o-footer{
  text-align:center;
  margin-top:36px;
  color:var(--o-text-3);
  font-size:.85rem;
}
.o-footer a{color:var(--o-accent);text-decoration:none;margin:0 8px}
.o-footer a:hover{border-bottom:1px solid currentColor}

@media(max-width:640px){
  .o-stats{grid-template-columns:repeat(2,1fr)}
  .o-paliers{grid-template-columns:1fr}
  .o-form-wrap{padding:24px 18px}
  .o-bandeau{flex-direction:column;align-items:flex-start}
}