/* ============================================================
   ASTROLABE CONSEIL — Pages outils
   Identité « instrument de navigation » : encre nuit + laiton + papier.
   Display: Bricolage Grotesque · Corps: IBM Plex Sans · Data: IBM Plex Mono
   ============================================================ */
:root{
  --ink:#101f33;--ink-2:#1c3147;--paper:#f7f5f0;--paper-2:#efebe1;--card:#fffdf9;
  --brass:#b3893f;--brass-deep:#8a6630;--brass-soft:#e4d6b9;
  --cyan:#1f8fb0;
  --line:#dcd6c9;--line-2:#c8c0ad;--muted:#5d6878;--ink-soft:#33455a;
  --radius:5px;--radius-lg:10px;
  --display:'Bricolage Grotesque',Georgia,serif;
  --sans:'IBM Plex Sans',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.narrow{max-width:760px;margin:0 auto}
h1,h2,h3,h4{font-family:var(--display);letter-spacing:-.015em;line-height:1.12;font-weight:800}

.eyebrow{display:inline-flex;align-items:center;gap:11px;font-family:var(--mono);font-size:.72rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--brass-deep);margin-bottom:18px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--brass)}

.btn{display:inline-flex;align-items:center;gap:9px;padding:13px 22px;border-radius:var(--radius);font-weight:600;font-size:.92rem;font-family:var(--sans);white-space:nowrap;transition:transform .16s ease,background .16s ease,border-color .16s ease,color .16s ease;cursor:pointer;border:1px solid transparent}
.btn-grad{background:var(--ink);color:var(--paper)}
.btn-grad:hover{transform:translateY(-1px);background:#0a1626}
.btn-ghost{background:transparent;border-color:var(--line-2);color:var(--ink)}
.btn-ghost:hover{transform:translateY(-1px);border-color:var(--brass);color:var(--brass-deep)}

/* Header */
header{position:sticky;top:0;z-index:40;background:rgba(247,245,240,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:15px 0}
.brand img{height:38px;width:auto}
.nav-links{display:flex;gap:2px}
.nav-links a{position:relative;font-family:var(--sans);font-weight:500;font-size:.9rem;padding:9px 14px;color:var(--ink-soft);transition:color .18s ease}
.nav-links a::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:1.5px;background:var(--brass);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.current{color:var(--ink)}
.nav-links a.current::after{transform:scaleX(1)}
.has-dd{position:relative}
.has-dd>a{display:inline-flex;align-items:center;gap:6px}
.has-dd>a .fa-chevron-down{font-size:.58rem;color:var(--brass);transition:transform .2s ease}
.has-dd:hover>a .fa-chevron-down{transform:rotate(180deg)}
.dd{position:absolute;top:calc(100% + 8px);right:0;transform:translateY(6px);background:var(--card);border:1px solid var(--line-2);border-radius:var(--radius-lg);box-shadow:0 18px 50px rgba(16,31,51,.16);padding:8px;min-width:256px;opacity:0;visibility:hidden;transition:opacity .18s ease,transform .18s ease;z-index:60}
.dd::before{content:"";position:absolute;top:-5px;right:24px;width:9px;height:9px;background:var(--card);border-left:1px solid var(--line-2);border-top:1px solid var(--line-2);transform:rotate(45deg)}
.has-dd:hover .dd{opacity:1;visibility:visible;transform:translateY(0)}
.dd a{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:var(--radius);font-weight:500;font-size:.88rem;color:var(--ink-soft)}
.dd a::after{display:none!important}
.dd a:hover{color:var(--ink)}
.dd a i{width:28px;height:28px;border:1px solid var(--line-2);border-radius:var(--radius);display:grid;place-items:center;color:var(--brass);font-size:.78rem;flex:0 0 28px}
.menu-btn{display:none;background:none;border:0;font-size:1.4rem;color:var(--ink);cursor:pointer}

/* Breadcrumb */
.crumb{padding:20px 0 0;font-family:var(--mono);font-size:.74rem;letter-spacing:.04em;color:var(--muted)}
.crumb a:hover{color:var(--brass-deep)}
.crumb i{font-size:.58rem;margin:0 9px;opacity:.7;color:var(--brass)}

/* Hero outil */
.tool-hero{position:relative;padding:38px 0 52px;overflow:hidden}
.tool-hero::after{content:"";position:absolute;top:-150px;right:-130px;width:440px;height:440px;border-radius:50%;background:repeating-radial-gradient(circle,transparent 0 21px,rgba(179,137,63,.11) 21px 22px);pointer-events:none;z-index:0}
.tool-hero>*{position:relative;z-index:1}
.tool-hero h1{font-size:clamp(2.1rem,4.6vw,3.3rem);max-width:20ch}
.tool-hero h1 .hl{color:var(--brass-deep)}
.tool-hero .intro{font-size:1.12rem;color:var(--ink-soft);max-width:60ch;margin-top:18px}
.trust{display:flex;gap:24px;flex-wrap:wrap;margin-top:22px;font-family:var(--mono)}
.trust span{display:inline-flex;align-items:center;gap:9px;font-size:.78rem;letter-spacing:.02em;color:var(--ink-soft)}
.trust i{color:var(--brass)}

/* Simulateur */
.calc-wrap{margin-top:36px}
.calc{background:var(--card);border:1px solid var(--line-2);border-radius:var(--radius-lg);overflow:hidden;display:grid;grid-template-columns:1fr 1fr}
.calc .inputs{padding:32px 34px;border-right:1px solid var(--line)}
.calc .outputs{padding:32px 34px;background:var(--ink);color:var(--paper);position:relative}
.calc h2{font-family:var(--mono);font-weight:600;font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brass-deep);margin-bottom:22px}
.calc .outputs h2{color:var(--brass-soft)}
.calc .field{margin-bottom:22px}
.calc label{display:block;font-size:.84rem;font-weight:600;color:var(--ink-soft);margin-bottom:9px}
.calc .input-money{position:relative}
.calc .input-money input{width:100%;padding:14px 40px 14px 15px;border:1px solid var(--line-2);border-radius:var(--radius);font-family:var(--mono);font-size:1.15rem;font-weight:600;color:var(--ink);background:#fff;transition:border-color .18s}
.calc .input-money input:focus{outline:0;border-color:var(--brass)}
.calc .input-money .cur{position:absolute;right:15px;top:50%;transform:translateY(-50%);color:var(--muted);font-family:var(--mono)}
.calc .seg{display:flex;gap:8px;flex-wrap:wrap}
.calc .seg button{flex:1;min-width:118px;padding:12px;border:1px solid var(--line-2);background:#fff;color:var(--ink-soft);border-radius:var(--radius);font-family:var(--sans);font-weight:600;font-size:.88rem;cursor:pointer;transition:all .16s}
.calc .seg button:hover{border-color:var(--brass)}
.calc .seg button.active{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.calc .hint{font-family:var(--mono);font-size:.74rem;line-height:1.5;color:var(--muted);margin-top:12px}
.calc .hint i{color:var(--brass)}
.bar{height:10px;border-radius:2px;overflow:hidden;display:flex;margin-bottom:22px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1)}
.bar .seg-net{background:var(--brass)}
.bar .seg-sal{background:rgba(228,214,185,.45)}
.bar .seg-pat{background:#3f5a78}
.lines{display:grid;gap:14px}
.line{display:flex;align-items:center;justify-content:space-between;gap:14px;font-size:.92rem}
.line .k{display:flex;align-items:center;gap:11px;color:#c4cdd9}
.line .k .sw{width:10px;height:10px;border-radius:2px;flex:0 0 10px}
.line .v{font-family:var(--mono);font-weight:600;font-size:1.05rem;color:var(--paper)}
.line.total{border-top:1px solid rgba(228,214,185,.25);padding-top:16px;margin-top:6px}
.line.total .k{color:#fff;font-weight:600}
.line.total .v{font-size:1.45rem;color:var(--brass-soft)}
.line.sub .k{font-size:.84rem;color:#90a0b3}
.line.sub .v{font-size:.95rem;color:#c4cdd9}
.disclaimer{font-family:var(--mono);font-size:.72rem;line-height:1.55;color:#8595a8;margin-top:20px}
.disclaimer strong{color:var(--brass-soft);font-weight:600}

/* Contenu guide */
.content{padding:64px 0}
.content h2{font-size:clamp(1.5rem,2.6vw,2rem);margin:46px 0 16px;padding-top:22px;border-top:1px solid var(--line)}
.content h2:first-of-type{border-top:0;padding-top:0}
.content h3{font-size:1.15rem;font-weight:700;margin:26px 0 10px}
.content p{color:var(--ink-soft);margin-bottom:14px}
.content ul{margin:0 0 16px 0;padding-left:0;list-style:none}
.content ul li{position:relative;padding-left:26px;margin-bottom:11px;color:var(--ink-soft)}
.content ul li::before{content:"";position:absolute;left:0;top:11px;width:9px;height:9px;border:1.5px solid var(--brass);border-radius:50%}
.lead-line{display:none}

/* Tableau */
.table-card{border:1px solid var(--line-2);border-radius:var(--radius);overflow:hidden;margin:18px 0}
table{width:100%;border-collapse:collapse;font-size:.92rem}
thead th{background:var(--paper-2);text-align:left;padding:13px 18px;font-family:var(--mono);font-weight:500;color:var(--ink);font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;border-bottom:1px solid var(--line-2)}
tbody td{padding:12px 18px;border-top:1px solid var(--line);color:var(--ink-soft)}
tbody td:last-child{text-align:right;font-family:var(--mono);font-weight:600;color:var(--ink);white-space:nowrap}
tfoot td{padding:14px 18px;border-top:2px solid var(--brass);font-family:var(--mono);font-weight:600;color:var(--ink);background:var(--paper-2);text-transform:uppercase;font-size:.78rem;letter-spacing:.06em}
tfoot td:last-child{text-align:right;color:var(--brass-deep);font-size:.95rem}

/* Encadré */
.callout{display:flex;gap:18px;background:var(--paper-2);border-left:3px solid var(--brass);border-radius:0 var(--radius) var(--radius) 0;padding:22px 24px;margin:26px 0}
.callout .ic{flex:0 0 40px;width:40px;height:40px;border-radius:var(--radius);background:var(--ink);color:var(--brass-soft);display:grid;place-items:center;font-size:1rem}
.callout h3{margin:0 0 6px;font-size:1.02rem}
.callout p{margin:0;font-size:.93rem;color:var(--ink-soft)}

/* FAQ */
.faq{margin-top:10px}
.faq details{border:1px solid var(--line-2);border-radius:var(--radius);margin-bottom:10px;background:var(--card);overflow:hidden}
.faq details[open]{border-color:var(--brass)}
.faq summary{list-style:none;cursor:pointer;padding:17px 20px;font-family:var(--display);font-weight:700;font-size:.98rem;display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary i{color:var(--brass);transition:transform .22s;font-size:.8rem}
.faq details[open] summary i{transform:rotate(45deg)}
.faq details p{padding:0 20px 18px;color:var(--ink-soft);margin:0;font-size:.95rem}

/* CTA bas */
.cta-end{margin:40px 0 0}
.cta-card{background:var(--ink);color:var(--paper);border-radius:var(--radius-lg);padding:48px;text-align:center;position:relative;overflow:hidden}
.cta-card::after{content:"";position:absolute;bottom:-160px;left:50%;transform:translateX(-50%);width:480px;height:480px;border-radius:50%;background:repeating-radial-gradient(circle,transparent 0 23px,rgba(228,214,185,.08) 23px 24px);pointer-events:none}
.cta-card>*{position:relative;z-index:1}
.cta-card h2{font-size:clamp(1.5rem,3vw,2.1rem);color:#fff;margin:0 0 10px}
.cta-card p,.content .cta-card p{color:var(--paper)!important;opacity:.9;max-width:46ch;margin:0 auto 24px}
/* Garde-fou global : tout texte sur fond sombre reste clair */
.cta-card,.cta-card h2,.cta-card p,.calc .outputs{color:var(--paper)}
.cta-card .row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;position:relative;z-index:1}
.cta-card .btn-ghost{border-color:rgba(228,214,185,.4);color:var(--brass-soft)}
.cta-card .btn-ghost:hover{border-color:var(--brass-soft);color:#fff}

/* Footer */
.site-footer{background:var(--ink);color:#9aa6b5;padding:60px 0 28px;font-size:.9rem;margin-top:64px}
.foot-cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px;margin-bottom:36px}
.foot-cols .fbrand img{height:34px;margin-bottom:14px;filter:brightness(0) invert(1);opacity:.92}
.foot-cols .fbrand p{max-width:34ch;opacity:.7}
.foot-cols h4{font-family:var(--mono);font-size:.72rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--brass-soft);margin-bottom:14px}
.foot-cols a{display:block;color:#9aa6b5;padding:5px 0}
.foot-cols a:hover{color:var(--brass-soft)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#6f7c8c;font-family:var(--mono);font-size:.74rem;letter-spacing:.02em}
.foot-bottom nav{display:flex;gap:18px;flex-wrap:wrap}
.foot-bottom nav a:hover{color:var(--brass-soft)}

/* Widget (S&P 500) */
.widget-card{border:1px solid var(--line-2);border-radius:var(--radius-lg);overflow:hidden;background:var(--card);margin-top:36px}
.widget-card .tv{height:480px;width:100%}
.widget-note{font-family:var(--mono);font-size:.74rem;color:var(--muted);padding:14px 20px;border-top:1px solid var(--line);background:var(--paper-2)}
.widget-note i{color:var(--brass)}

@media (max-width:900px){
  .calc{grid-template-columns:1fr}
  .calc .inputs{border-right:0;border-bottom:1px solid var(--line)}
  .nav{position:relative;gap:12px}
  .brand img{height:30px}
  .nav-links{position:absolute!important;left:0;right:0;top:100%;background:var(--card)!important;border-bottom:1px solid var(--line);flex-direction:column!important;align-items:stretch!important;gap:0!important;padding:8px 16px;display:none!important;box-shadow:0 18px 30px rgba(16,31,51,.1);z-index:60}
  .nav-links.open{display:flex!important;background:#fffdf9!important}
  .nav-links>a{padding:11px 0;border-bottom:1px solid var(--paper-2)}
  .has-dd>a{padding:11px 0}
  .has-dd .dd{display:none;position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:2px 0 8px 14px;min-width:0;background:transparent}
  .has-dd.sub-open .dd{display:block}
  .has-dd.sub-open>a .fa-chevron-down{transform:rotate(180deg)}
  .has-dd .dd::before{display:none}
  .menu-btn{display:block}
  .nav .btn{padding:8px 13px;font-size:.82rem}
  .foot-cols{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){.foot-cols{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}