/* Najah Academy — design system partagé (pages outils) */
:root{
  --green-950:#0B2A20;--green-900:#0F3428;--green-800:#144232;--green-600:#1E5E46;
  --ivory:#FAF7F0;--cream:#F2ECDE;--gold:#BE9A3F;--gold-deep:#9C7B28;--gold-soft:#EADFC2;
  --ink:#14201A;--muted:#5D6A62;--line:#E3DCC9;--wa:#1FAF5F;--white:#fff;
  --serif:"Fraunces",Georgia,serif;--sans:"Figtree",system-ui,sans-serif;
  --shadow-sm:0 1px 2px rgba(15,32,24,.06),0 6px 18px rgba(15,32,24,.07);
  --shadow-md:0 10px 20px rgba(15,32,24,.08),0 28px 60px rgba(15,32,24,.13);
}
*{margin:0;padding:0;box-sizing:border-box}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}
body{font-family:var(--sans);color:var(--ink);background:var(--ivory);line-height:1.68;font-size:16.5px;-webkit-font-smoothing:antialiased}
a{color:inherit}
.wrap{max-width:980px;margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;font-weight:700;font-size:.97rem;padding:.9rem 1.7rem;border-radius:999px;text-decoration:none;border:none;cursor:pointer;transition:transform .18s,box-shadow .18s,background .18s;font-family:var(--sans)}
.btn:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.btn-green{background:var(--green-900);color:var(--ivory);box-shadow:0 10px 26px rgba(11,42,32,.25)}
.btn-green:hover{background:var(--green-600);transform:translateY(-2px)}
.btn-gold{background:linear-gradient(120deg,var(--gold),var(--gold-deep));color:#fff;box-shadow:0 10px 26px rgba(156,123,40,.3)}
.btn-gold:hover{transform:translateY(-2px)}
.btn-line{background:transparent;color:var(--green-900);border:1.5px solid var(--green-900)}
.btn-line:hover{background:var(--green-900);color:var(--ivory)}
.btn-sm{padding:.55rem 1.15rem;font-size:.87rem}
.wa-ico{width:19px;height:19px;flex:none}
/* header outil */
.tool-head{position:sticky;top:0;z-index:60;background:rgba(250,247,240,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.tool-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:66px;max-width:1180px}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;font-family:var(--serif);font-weight:700;font-size:1.15rem}
.brand svg{width:40px;height:40px;flex:none;filter:drop-shadow(0 3px 8px rgba(11,42,32,.3))}
.tool-head .back{font-weight:700;font-size:.9rem;text-decoration:none;color:var(--muted)}
.tool-head .back:hover{color:var(--ink)}
/* page */
.tool-hero{padding:56px 0 34px;text-align:center}
.overtitle{font-weight:700;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-deep);display:block;margin-bottom:.9rem}
h1{font-family:var(--serif);font-weight:600;font-size:clamp(1.9rem,4.5vw,3rem);letter-spacing:-.02em;line-height:1.12;margin-bottom:.8rem}
h1 em{font-style:italic;color:var(--green-800)}
.tool-hero p{color:var(--muted);max-width:36rem;margin:0 auto;font-size:1.05rem}
section{padding:34px 0 76px}
.card{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:1.8rem;box-shadow:var(--shadow-sm)}
.card+.card{margin-top:1.1rem}
h2{font-family:var(--serif);font-weight:600;font-size:1.5rem;letter-spacing:-.01em;margin-bottom:.9rem}
label{display:block;font-size:.8rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:.3rem}
input[type=number],select{width:100%;padding:.75rem .9rem;border:1.5px solid var(--line);border-radius:11px;font-family:var(--sans);font-size:1rem;background:var(--ivory);color:var(--ink)}
input[type=number]:focus,select:focus{outline:none;border-color:var(--green-900);background:#fff}
.note{font-size:.84rem;color:var(--muted);background:var(--gold-soft);border-radius:10px;padding:.7rem .95rem;margin-top:1rem}
/* WhatsApp flottant */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:90;width:58px;height:58px;border-radius:50%;background:var(--wa);display:grid;place-items:center;box-shadow:0 12px 30px rgba(31,175,95,.45);text-decoration:none;animation:pulse 2.6s infinite}
.wa-float svg{width:30px;height:30px;fill:#fff}
.wa-float:hover{transform:scale(1.07)}
@keyframes pulse{0%,100%{box-shadow:0 12px 30px rgba(31,175,95,.45)}50%{box-shadow:0 12px 30px rgba(31,175,95,.45),0 0 0 12px rgba(31,175,95,.12)}}
/* footer mini */
.mini-foot{background:#07211A;color:#9DB3A6;padding:26px 0;font-size:.87rem;text-align:center}
.mini-foot a{color:var(--gold-soft);text-decoration:none;font-weight:600}