/* Simulation-Energies.com — Styles */
:root {
  --primary: #1a73e8;
  --primary-dark: #1557b0;
  --accent: #f59e0b;
  --accent-light: #fbbf24;
  --green: #10b981;
  --dark: #1e293b;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-500: #64748b;
  --gray-700: #334155;
  --gray-900: #0f172a;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.12);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:var(--gray-900);line-height:1.7;background:var(--gray-50)}

/* ─── Nav ─── */
.nav{background:#fff;border-bottom:1px solid var(--gray-200);position:sticky;top:0;z-index:100}
.nav-inner{max-width:1200px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;gap:32px}
.nav-logo{font-size:1.25rem;font-weight:700;color:var(--primary);text-decoration:none;display:flex;align-items:center;gap:8px}
.nav-logo span{color:var(--accent)}
.nav-links{display:flex;gap:24px;list-style:none;margin-left:auto}
.nav-links a{color:var(--gray-700);text-decoration:none;font-size:.9rem;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--primary)}

/* ─── Hero ─── */
.hero{background:linear-gradient(135deg,var(--primary),#0d47a1);color:#fff;padding:60px 24px;text-align:center}
.hero h1{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;line-height:1.2;margin-bottom:16px}
.hero p{font-size:1.1rem;opacity:.9;max-width:700px;margin:0 auto 24px}

/* ─── Hero Image ─── */
.hero-img-wrap{text-align:center;margin:0 auto;max-width:900px;padding:0 24px}
.hero-img{width:100%;max-width:900px;height:auto;border-radius:12px;box-shadow:0 4px 24px rgba(0,0,0,.08);margin:16px auto;display:block}

/* ─── Container ─── */
.container{max-width:1200px;margin:0 auto;padding:40px 24px}
.content{max-width:800px;margin:0 auto}

/* ─── Article / Contenu ─── */
.post h1{font-size:2rem;font-weight:800;margin-bottom:8px;color:var(--dark)}
.post .meta{color:var(--gray-500);font-size:.9rem;margin-bottom:24px;display:flex;gap:16px}
.post h2{font-size:1.4rem;font-weight:700;margin:36px 0 12px;color:var(--dark)}
.post h3{font-size:1.15rem;font-weight:600;margin:24px 0 8px;color:var(--gray-700)}
.post p{margin-bottom:16px;color:var(--gray-700)}
.post ul,.post ol{margin:0 0 16px 24px;color:var(--gray-700)}
.post li{margin-bottom:6px}
.post b,.post strong{color:var(--dark)}

/* ─── CTA Box ─── */
.cta-box{background:linear-gradient(135deg,var(--primary),#0d47a1);color:#fff;border-radius:var(--radius);padding:32px;margin:32px 0;text-align:center}
.cta-box h3{color:#fff !important;font-size:1.3rem;margin-bottom:8px}
.cta-box p{opacity:.9;margin-bottom:20px;color:rgba(255,255,255,.9) !important}
.cta-btn{display:inline-block;background:var(--accent);color:#fff;padding:14px 32px;border-radius:50px;font-weight:600;font-size:1rem;text-decoration:none;transition:transform .2s,box-shadow .2s;border:none;cursor:pointer}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(245,158,11,.4)}
.cta-btn:active{transform:translateY(0)}

/* ─── Info Cards ─── */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin:24px 0}
.card{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);border:1px solid var(--gray-200)}
.card h3{font-size:1.1rem;margin-bottom:8px;color:var(--dark)}
.card p{font-size:.95rem;color:var(--gray-500);margin:0}
.card .card-icon{font-size:2rem;margin-bottom:8px}

/* ─── Table ─── */
.table-wrap{overflow-x:auto;margin:20px 0}
table{width:100%;border-collapse:collapse;font-size:.95rem;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
th{background:var(--gray-100);color:var(--gray-700);font-weight:600;text-align:left;padding:12px 16px;border-bottom:2px solid var(--gray-200)}
td{padding:12px 16px;border-bottom:1px solid var(--gray-100);color:var(--gray-700)}
tr:last-child td{border-bottom:none}
tr:hover td{background:var(--gray-50)}

/* ─── FAQ Schema ─── */
.faq-item{border:1px solid var(--gray-200);border-radius:var(--radius);margin-bottom:12px;overflow:hidden}
.faq-q{background:#fff;padding:16px 20px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--dark);transition:background .2s}
.faq-q:hover{background:var(--gray-50)}
.faq-q::after{content:'+';font-size:1.3rem;color:var(--primary);transition:transform .3s}
.faq-q.open::after{content:'−'}
.faq-a{display:none;padding:0 20px 16px;color:var(--gray-700);line-height:1.7}
.faq-a.open{display:block}

/* ─── Sidebar / Lead Form ─── */
.lead-form{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-lg);border:1px solid var(--gray-200);max-width:400px;margin:0 auto}
.lead-form h3{font-size:1.15rem;margin-bottom:4px;text-align:center}
.lead-form p{font-size:.9rem;color:var(--gray-500);text-align:center;margin-bottom:20px}
.lead-form input,.lead-form select{width:100%;padding:12px 16px;border:1px solid var(--gray-300);border-radius:8px;font-size:.95rem;margin-bottom:12px;transition:border .2s}
.lead-form input:focus,.lead-form select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,115,232,.15)}
.lead-form .cta-btn{width:100%}
.form-row{display:flex;gap:12px}
.form-row>*{flex:1}

/* ─── Sticky Bar ─── */
.sticky-bar{position:fixed;bottom:0;left:0;right:0;background:var(--dark);color:#fff;padding:12px 24px;display:flex;align-items:center;justify-content:center;gap:20px;z-index:1000;font-size:.9rem;transform:translateY(100%);transition:transform .4s}
.sticky-bar.show{transform:translateY(0)}
.sticky-bar .cta-btn{padding:10px 24px;font-size:.9rem;white-space:nowrap}
.sticky-bar-close{background:none;border:none;color:rgba(255,255,255,.6);font-size:1.2rem;cursor:pointer;padding:4px}

/* ─── Footer ─── */
.footer{background:var(--dark);color:rgba(255,255,255,.7);padding:40px 24px 80px;font-size:.9rem}
.footer-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:32px}
.footer h4{color:#fff;font-size:1rem;margin-bottom:12px}
.footer a{color:rgba(255,255,255,.7);text-decoration:none;display:block;margin-bottom:6px;transition:color .2s}
.footer a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:32px;padding-top:20px;text-align:center}
.footer-legal{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 20px;margin-bottom:12px}
.footer-legal a,.footer-legal button{color:rgba(255,255,255,.7);text-decoration:none;font-size:.85rem;background:none;border:none;cursor:pointer;font-family:inherit;padding:0;transition:color .2s}
.footer-legal a:hover,.footer-legal button:hover{color:var(--accent)}

/* ─── Legal pages ─── */
.legal-page{padding:40px 24px 80px}
.legal-card{background:#fff;border-radius:var(--radius);padding:32px 28px;box-shadow:var(--shadow);border:1px solid var(--gray-200);max-width:820px;margin:0 auto}
.legal-header h1{font-size:1.75rem;margin-bottom:8px;color:var(--dark)}
.legal-meta{color:var(--gray-500);font-size:.9rem;margin-bottom:24px}
.legal-intro{color:var(--gray-700);margin-bottom:24px;line-height:1.7}
.legal-card section{margin-top:28px}
.legal-card h2{font-size:1.15rem;margin-bottom:12px;color:var(--dark)}
.legal-card p,.legal-card li{color:var(--gray-700);line-height:1.7;margin-bottom:10px}
.legal-card ul{margin:0 0 12px 20px}
.legal-list-plain{list-style:none;padding:0;margin:12px 0}
.legal-list-plain li{margin-bottom:6px}
.cookie-category{background:var(--gray-50);border:1px solid var(--gray-200);border-radius:8px;padding:14px 16px;margin-bottom:10px;font-size:.95rem}

/* ─── Cookie banner ─── */
.cookie-banner{position:fixed;inset:auto 0 0 0;z-index:3000;display:none;padding:0;background:transparent;pointer-events:none}
.cookie-banner.show{display:block;animation:cookieSlideUp .35s ease}
.cookie-settings{position:fixed;inset:0;z-index:3001;display:none;align-items:center;justify-content:center;padding:16px;background:rgba(15,23,42,.55);pointer-events:auto}
.cookie-settings.show{display:flex}
.cookie-banner-inner{background:#fff;border-top:1px solid var(--gray-200);box-shadow:0 -8px 32px rgba(0,0,0,.12);max-width:100%;width:100%;padding:18px 24px 22px;position:relative;pointer-events:auto}
@keyframes cookieSlideUp{from{transform:translateY(100%)}to{transform:translateY(0)}}
.cookie-settings-panel{background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);max-width:520px;width:100%;padding:20px 24px;position:relative;border:1px solid var(--gray-200);max-height:90vh;overflow-y:auto}
.cookie-banner-text p{margin:8px 0 0;font-size:.9rem;color:var(--gray-700);line-height:1.5}
.cookie-banner-text a{color:var(--primary);font-weight:600}
.cookie-banner-inner{display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px;max-width:1200px;margin:0 auto}
.cookie-banner-text{flex:1;min-width:240px}
.cookie-banner-actions{display:flex;flex-wrap:wrap;gap:8px;pointer-events:auto}
.cookie-btn-secondary{background:#fff;color:var(--gray-700);border:1px solid var(--gray-300);padding:10px 18px;border-radius:50px;font-weight:600;font-size:.9rem;cursor:pointer}
.cookie-btn-link{background:none;border:none;color:var(--primary);font-weight:600;font-size:.9rem;cursor:pointer;padding:10px 12px}
.cookie-banner-close{position:absolute;top:10px;right:10px;background:none;border:none;color:var(--gray-500);font-size:1.1rem;cursor:pointer;padding:4px 8px}
.cookie-option{display:flex;gap:12px;padding:12px;border:1px solid var(--gray-200);border-radius:10px;margin-bottom:10px;cursor:pointer}
.cookie-option-disabled{opacity:.85;background:var(--gray-50);cursor:default}
.cookie-option strong{display:block;font-size:.9rem;color:var(--dark)}
.cookie-option small{display:block;color:var(--gray-500);font-size:.8rem;margin-top:2px}
.cookie-settings-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;padding-right:28px}
.cookie-fab{position:fixed;bottom:20px;left:20px;z-index:2500;width:48px;height:48px;border-radius:50%;border:none;background:var(--dark);color:#fff;font-size:1.25rem;cursor:pointer;box-shadow:var(--shadow-lg);display:none;align-items:center;justify-content:center;transition:transform .2s,opacity .2s}
.cookie-fab.show{display:flex}
.cookie-fab:hover{transform:scale(1.06)}
@media(max-width:640px){
  .cookie-banner-inner{padding:16px 16px 20px;padding-top:36px}
  .cookie-banner-actions{width:100%}
  .cookie-banner-actions .cta-btn,.cookie-banner-actions .cookie-btn-secondary{flex:1;text-align:center;justify-content:center}
  .cookie-fab{bottom:72px}
}

/* ─── Grid layout ─── */
.layout-2col{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:start}
@media(max-width:900px){.layout-2col{grid-template-columns:1fr}}
.sidebar{position:sticky;top:80px}
.sidebar .lead-form{margin-top:0}

/* ─── Breadcrumb ─── */
.breadcrumb{font-size:.85rem;color:var(--gray-500);margin-bottom:16px;display:flex;flex-wrap:wrap;gap:4px}
.breadcrumb a{color:var(--primary);text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb span{color:var(--gray-500)}

/* ─── Hub page ─── */
.hub-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin:24px 0}
.hub-card{background:#fff;border:1px solid var(--gray-200);border-radius:var(--radius);padding:20px;text-decoration:none;transition:all .2s;box-shadow:var(--shadow)}
.hub-card:hover{border-color:var(--primary);box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.hub-card h3{font-size:1rem;color:var(--dark);margin-bottom:4px}
.hub-card p{font-size:.88rem;color:var(--gray-500);margin:0}

/* ─── Mobile ─── */
@media(max-width:640px){
  .nav-links{display:none}
  .hero{padding:40px 20px}
  .container{padding:24px 16px}
  .form-row{flex-direction:column;gap:0}
  .sticky-bar{flex-wrap:wrap;text-align:center;padding:10px 16px;font-size:.85rem}
  .sticky-bar .cta-btn{width:100%}
}