/* Agent DCE — Stylesheet partagé (landing + sous-pages) */
:root{--blue:#1B2A4A;--blue-light:#2D4170;--gold:#D4A843;--gold-light:#E8C46A;--bg:#FAFBFD;--bg-card:#FFFFFF;--text:#1B2A4A;--text-muted:#5A6478;--border:#E5E9F0;--radius:14px;--shadow-sm:0 2px 8px rgba(27,42,74,.06);--shadow-md:0 8px 24px rgba(27,42,74,.10);--shadow-lg:0 16px 48px rgba(27,42,74,.14)}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
section[id],header[id]{scroll-margin-top:80px}
body{font-family:-apple-system,BlinkMacSystemFont,'Inter','Segoe UI',sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* NAV */
nav{position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--border);z-index:100;padding:14px 0}
nav .container{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.15rem;color:var(--blue);text-decoration:none}
.logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--gold),var(--gold-light));border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:20px}
.nav-links{display:flex;gap:28px;list-style:none;align-items:center}
.nav-links a{color:var(--text-muted);text-decoration:none;font-size:.95rem;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--blue)}
.nav-links a.btn{color:#fff;font-weight:600}
.nav-links a.btn:hover{color:#fff}
.nav-links a.btn-secondary{color:var(--blue)}
.nav-links a.btn-secondary:hover{color:var(--gold)}

/* Buttons */
.btn{display:inline-block;padding:11px 22px;border-radius:10px;font-weight:600;text-decoration:none;transition:all .2s ease;font-size:.95rem;border:none;cursor:pointer;font-family:inherit}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue-light));color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);filter:brightness(1.1)}
.btn-secondary{background:#fff;color:var(--blue);border:1.5px solid var(--border)}
.btn-secondary:hover{border-color:var(--gold);color:var(--gold)}

/* HERO */
.hero{padding:100px 0 80px;background:radial-gradient(circle at 20% 20%,rgba(212,168,67,.12) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(27,42,74,.08) 0%,transparent 50%),var(--bg);text-align:center}
.hero-eyebrow{display:inline-block;background:rgba(212,168,67,.18);color:#6b4f0e;padding:7px 16px;border-radius:100px;font-size:.85rem;font-weight:700;margin-bottom:24px;border:1px solid rgba(212,168,67,.45);letter-spacing:.01em}
.hero h1{font-size:clamp(2.2rem,5vw,3.8rem);font-weight:800;letter-spacing:-.03em;line-height:1.1;margin-bottom:22px;color:var(--blue)}
.hero h1 .highlight{background:linear-gradient(120deg,var(--gold),var(--gold-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-subtitle{font-size:clamp(1.05rem,2vw,1.25rem);color:var(--text-muted);max-width:680px;margin:0 auto 40px}
.hero-cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.hero-badges{margin-top:60px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.hero-badge{background:#fff;border:1px solid var(--border);padding:8px 16px;border-radius:100px;font-size:.88rem;color:var(--text-muted);font-weight:500;box-shadow:var(--shadow-sm)}

/* Sections */
section{padding:80px 0}
section.alt{background:#fff}
.section-eyebrow{text-align:center;color:var(--gold);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.85rem;margin-bottom:12px}
.section-title{text-align:center;font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:700;color:var(--blue);letter-spacing:-.02em;margin-bottom:16px}
.section-subtitle{text-align:center;color:var(--text-muted);max-width:640px;margin:0 auto 56px;font-size:1.05rem}

/* Features */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:28px}
.feature-card{background:var(--bg-card);padding:32px 28px;border-radius:var(--radius);border:1px solid var(--border);transition:all .3s ease}
.feature-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-md)}
.feature-icon{width:56px;height:56px;background:linear-gradient(135deg,rgba(212,168,67,.15),rgba(27,42,74,.10));border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:28px;margin-bottom:20px}
.feature-card h3{font-size:1.2rem;font-weight:700;color:var(--blue);margin-bottom:10px}
.feature-card p{color:var(--text-muted);font-size:.95rem}

/* Vertical hero (section Pour qui — bloc BTP dominant) */
.vertical-hero{display:flex;align-items:center;gap:32px;background:linear-gradient(135deg,#fff 0%,rgba(212,168,67,.05) 100%);border:2px solid var(--gold);border-radius:var(--radius);padding:40px 48px;margin-bottom:48px;box-shadow:var(--shadow-md);position:relative;overflow:hidden}
.vertical-hero::before{content:"";position:absolute;top:0;left:0;width:6px;height:100%;background:linear-gradient(180deg,var(--gold),var(--gold-light))}
.vertical-hero-icon{font-size:5rem;line-height:1;flex-shrink:0}
.vertical-hero-content h3{font-size:1.6rem;font-weight:800;color:var(--blue);margin-bottom:12px;letter-spacing:-.02em}
.vertical-hero-content p{color:var(--text-muted);font-size:1.02rem;line-height:1.65;margin:0}
.vertical-subsegments-title{text-align:center;font-size:1rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:24px;margin-top:0}
.vertical-adjacent{margin-top:40px;padding:24px 32px;background:#F3F5F9;border-radius:var(--radius);border-left:4px solid var(--blue-light);font-size:.95rem;line-height:1.7}
.vertical-adjacent h4{color:var(--blue);font-size:1rem;font-weight:700;margin-bottom:8px}
.vertical-adjacent p{color:var(--text-muted);margin:0}
@media (max-width:768px){
  .vertical-hero{flex-direction:column;text-align:center;padding:32px 24px;gap:20px}
  .vertical-hero-icon{font-size:4rem}
}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;counter-reset:step}
.step{position:relative;padding:28px 24px;background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border)}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-16px;left:24px;width:36px;height:36px;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem;box-shadow:var(--shadow-sm)}
.step h4{margin-top:12px;font-size:1.1rem;color:var(--blue);margin-bottom:8px}
.step p{color:var(--text-muted);font-size:.95rem}

/* Stats */
.stats{background:linear-gradient(135deg,var(--blue),var(--blue-light));color:#fff;padding:60px 0}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:32px;text-align:center}
.stat-value{font-size:2.6rem;font-weight:800;color:var(--gold-light);letter-spacing:-.02em;line-height:1}
.stat-label{margin-top:8px;color:rgba(255,255,255,.85);font-size:.95rem}

/* Demo mockup */
.demo-section{background:linear-gradient(180deg,var(--bg) 0%,#fff 100%)}
.demo-mockup{max-width:980px;margin:0 auto;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);border:1px solid var(--border);overflow:hidden}
.demo-header{background:#F3F4F8;padding:14px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}
.demo-dot{width:12px;height:12px;border-radius:50%;background:#ccc}
.demo-dot.red{background:#FF5F57}.demo-dot.yellow{background:#FEBC2E}.demo-dot.green{background:#28C840}
.demo-url{margin-left:14px;font-size:.85rem;color:var(--text-muted);font-family:'Menlo','Monaco',monospace}
.demo-body{padding:32px}
.demo-verdict{background:linear-gradient(135deg,#d4edda,#c3e6cb);color:#155724;padding:24px;border-radius:12px;border-left:6px solid #28a745;text-align:center;margin-bottom:24px}
.demo-verdict-title{font-weight:700;font-size:1.2rem;margin-bottom:6px}
.demo-verdict-score{font-size:3rem;font-weight:800;line-height:1}
.demo-dims{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.demo-dim{padding:14px 16px;background:var(--bg);border-radius:8px;border-left:3px solid var(--gold);font-size:.9rem}
.demo-dim-name{font-weight:600;color:var(--blue)}
.demo-dim-score{color:var(--text-muted);font-size:.85rem}

/* Pricing */
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;max-width:900px;margin:0 auto}
.pricing-grid.pricing-4{grid-template-columns:repeat(auto-fit,minmax(230px,1fr));max-width:1200px;gap:18px}
.price-tagline{color:var(--text-muted);font-size:.82rem;margin:6px 0 4px;font-style:italic;min-height:1.2em}
.pricing-enterprise{margin-top:48px;background:linear-gradient(135deg,var(--blue) 0%,var(--blue-light) 100%);color:#fff;border-radius:var(--radius);padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;max-width:1100px;margin-left:auto;margin-right:auto;box-shadow:var(--shadow-lg)}
.pricing-enterprise-content{flex:1;min-width:280px}
.pricing-enterprise h3{color:#fff;font-size:1.4rem;font-weight:700;margin-bottom:12px}
.pricing-enterprise p{color:rgba(255,255,255,.88);font-size:.95rem;line-height:1.65;margin-bottom:10px}
.pricing-enterprise p:last-child{margin-bottom:0}
.pricing-enterprise strong{color:var(--gold-light)}
.pricing-enterprise .btn{background:var(--gold);color:var(--blue);flex-shrink:0;font-weight:700}
.pricing-enterprise .btn:hover{background:var(--gold-light);transform:translateY(-2px)}
.pricing-footnote{text-align:center;color:var(--text-muted);font-size:.85rem;margin-top:32px;max-width:760px;margin-left:auto;margin-right:auto;line-height:1.6}

.price-card{background:#fff;border-radius:var(--radius);padding:36px 32px;border:1px solid var(--border);position:relative;transition:all .3s ease}
.price-card.featured{border:2px solid var(--gold);transform:scale(1.02);box-shadow:var(--shadow-md)}
.price-card.featured::before{content:"⭐ Pionnier";position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#fff;padding:5px 14px;border-radius:100px;font-size:.8rem;font-weight:600}
.price-name{font-size:1.1rem;font-weight:700;color:var(--blue);margin-bottom:8px}
.price-amount{font-size:2.6rem;font-weight:800;color:var(--blue);letter-spacing:-.02em}
.price-amount .currency{font-size:1.4rem;vertical-align:top}
.price-amount .period{font-size:.95rem;color:var(--text-muted);font-weight:500}
.price-features{list-style:none;margin:24px 0 28px;padding:0}
.price-features li{position:relative;padding:8px 0 8px 24px;color:var(--text-muted);font-size:.95rem;line-height:1.5}
.price-features li::before{content:"✓";color:var(--gold);font-weight:700;position:absolute;left:0;top:8px;font-size:1rem}
.price-features li strong{color:var(--blue)}

/* CTA */
.cta-section{background:linear-gradient(135deg,var(--blue),var(--blue-light));color:#fff;text-align:center;padding:80px 0}
.cta-section h2{color:#fff;font-size:clamp(1.8rem,3.5vw,2.4rem);margin-bottom:16px;font-weight:700;letter-spacing:-.02em}
.cta-section p{color:rgba(255,255,255,.85);max-width:580px;margin:0 auto 32px;font-size:1.05rem}
.btn-cta{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--blue);font-size:1.05rem;padding:14px 32px;font-weight:700}
.btn-cta:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(212,168,67,.4)}

/* Footer */
footer{background:#0F1929;color:rgba(255,255,255,.7);padding:48px 0 32px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:32px}
.footer-grid h5{color:#fff;font-size:.95rem;margin-bottom:14px;font-weight:600}
.footer-grid ul{list-style:none}
.footer-grid li{padding:4px 0;font-size:.9rem}
.footer-grid a{color:rgba(255,255,255,.7);text-decoration:none;transition:color .2s}
.footer-grid a:hover{color:var(--gold-light)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;text-align:center;font-size:.85rem}

/* Sub-pages (mentions, cgv, confidentialite, ai-act) */
.subpage{padding:60px 0 80px}
.subpage .container{max-width:760px}
.subpage h1{font-size:clamp(1.8rem,4vw,2.4rem);font-weight:800;color:var(--blue);margin-bottom:8px;letter-spacing:-.02em}
.subpage h2{font-size:1.25rem;font-weight:700;color:var(--blue);margin:32px 0 12px}
.subpage h3{font-size:1.05rem;font-weight:600;color:var(--blue);margin:24px 0 8px}
.subpage p,.subpage li{color:var(--text-muted);margin-bottom:14px;font-size:.98rem;line-height:1.7}
.subpage ul{padding-left:22px;margin-bottom:16px}
.subpage li{margin-bottom:6px}
.subpage a{color:var(--blue);font-weight:600}
.subpage a:hover{color:var(--gold)}
.subpage .meta{color:var(--text-muted);font-size:.88rem;margin-bottom:32px;padding-bottom:16px;border-bottom:1px solid var(--border)}
.subpage table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.93rem}
.subpage th,.subpage td{border:1px solid var(--border);padding:10px 14px;text-align:left;vertical-align:top}
.subpage th{background:#F3F5F9;color:var(--blue);font-weight:600}
.subpage .alert{background:#FFF8E1;border-left:4px solid var(--gold);padding:14px 18px;border-radius:8px;margin:18px 0;color:#5a4500}
.subpage .badge{display:inline-block;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#fff;padding:5px 14px;border-radius:100px;font-size:.85rem;font-weight:600;margin:8px 0 24px}
.subpage .pillar{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px;margin:14px 0;border-left:4px solid var(--gold)}
.subpage .pillar h3{color:var(--blue);font-size:1rem;font-weight:700;margin-bottom:6px}
.subpage .pillar p{margin-bottom:0;font-size:.94rem}
.subpage-footer{background:#0F1929;color:rgba(255,255,255,.7);padding:32px 0;text-align:center;font-size:.85rem}
.subpage-footer a{color:rgba(255,255,255,.9)}

/* Accessibilité — focus clavier visible */
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:4px}
a:focus-visible,button:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.btn:focus-visible{outline:3px solid var(--gold-light);outline-offset:3px;box-shadow:0 0 0 6px rgba(212,168,67,.25)}
/* Skip link pour lecteurs d'écran */
.skip-link{position:absolute;top:-100px;left:8px;background:var(--gold);color:#fff;padding:8px 16px;border-radius:0 0 8px 8px;font-weight:700;z-index:9999;transition:top .2s}
.skip-link:focus{top:0}

/* Menu burger (mobile uniquement) */
.nav-toggle{display:none;width:40px;height:40px;background:none;border:none;cursor:pointer;padding:8px;flex-direction:column;justify-content:space-between;align-items:stretch}
.nav-toggle span{display:block;height:3px;background:var(--blue);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(9px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-9px) rotate(-45deg)}

/* Responsive */
@media (max-width:768px){
  .nav-toggle{display:flex}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:16px 24px;gap:0;border-bottom:1px solid var(--border);box-shadow:var(--shadow-md);max-height:calc(100vh - 70px);overflow-y:auto}
  .nav-links.open{display:flex}
  .nav-links li{width:100%;padding:8px 0}
  .nav-links a{display:block;width:100%;padding:8px 0;font-size:1rem}
  .nav-links a.btn{text-align:center;margin-top:8px;padding:12px 22px}
  nav .container{position:relative}
  .hero{padding:60px 0 50px}
  section{padding:60px 0}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .price-card.featured{transform:none}
  .pricing-enterprise{flex-direction:column;text-align:center;padding:28px 24px;gap:20px}
  .pricing-enterprise .btn{width:100%}
}