:root{--primary: #C8531E;--primary-dark: #A84316;--secondary: #E9DCC4;--dark: #1A1A1A;--light: #E8E2D6;--white: #FAF7F0;--gray: #6C6760;--spacing:8px;--transition:0.3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Source Serif 4',Georgia,serif;line-height:1.6;color:var(--dark);background-color:var(--white);overflow-x:hidden}h1,h2,h3{line-height:1.2;margin-bottom:calc(var(--spacing) * 2)}a{text-decoration:none;color:inherit;transition:var(--transition)}ul{list-style:none}img{max-width:100%;height:auto;display:block}.container{max-width:1200px;margin:0 auto;padding:0 calc(var(--spacing) * 3)}header{background:var(--white);border-bottom:1px solid #CFC7B5;padding:var(--spacing) 0;position:sticky;top:0;z-index:1000}nav{display:flex;justify-content:space-between;align-items:center;height:70px}.logo{font-size:1.5rem;font-weight:800;color:var(--primary);text-transform:uppercase;letter-spacing:-1px}.logo span{color:var(--dark)}.nav-links{display:flex;gap:calc(var(--spacing) * 4)}.nav-links a{font-weight:600;font-size:0.95rem;color:var(--dark)}.nav-links a:hover{color:var(--primary)}.btn{display:inline-block;padding:12px 24px;border-radius:6px;font-weight:700;cursor:pointer;border:none;transition:var(--transition)}.btn-primary{background:var(--primary);color:var(--white)}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px)}.hero-split{display:flex;height:calc(100vh - 71px);min-height:600px}.hero-side{flex:1;position:relative;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden;color:var(--white);transition:0.5s ease-in-out}.hero-side::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.4);z-index:1;transition:var(--transition)}.hero-side:hover::before{background:rgba(0,0,0,0.2)}.hero-side:hover{flex:1.2}.hero-bg{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}.hero-content{position:relative;z-index:2;padding:calc(var(--spacing) * 4);max-width:500px}.hero-content h2{font-size:3rem;font-weight:900;text-transform:uppercase;margin-bottom:var(--spacing)}.hero-content p{font-size:1.1rem;margin-bottom:calc(var(--spacing) * 3)}section{padding:calc(var(--spacing) * 10) 0}.section-title{text-align:center;margin-bottom:calc(var(--spacing) * 6)}.section-title h2{font-size:2.5rem;font-weight:800}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:calc(var(--spacing) * 4)}.card{background:var(--white);border:1px solid #CFC7B5;border-radius:12px;padding:calc(var(--spacing) * 4);transition:var(--transition)}.card:hover{box-shadow:0 10px 30px rgba(0,0,0,0.05);transform:translateY(-5px)}.card-icon{width:50px;height:50px;background:var(--secondary);color:var(--primary);display:flex;align-items:center;justify-content:center;border-radius:10px;margin-bottom:calc(var(--spacing) * 2)}.reveal-on-scroll{opacity:0;transform:translateY(30px);transition:all 0.8s ease-out}.reveal-on-scroll.revealed{opacity:1;transform:translateY(0)}footer{background:var(--dark);color:var(--white);padding:calc(var(--spacing) * 10) 0 calc(var(--spacing) * 4)}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:calc(var(--spacing) * 6);margin-bottom:calc(var(--spacing) * 8)}.footer-col h4{margin-bottom:calc(var(--spacing) * 3);color:var(--secondary)}.footer-col ul li{margin-bottom:var(--spacing)}.footer-col ul li a{color:#BDB4A2}.footer-col ul li a:hover{color:var(--white)}.footer-bottom{border-top:1px solid #3A352D;padding-top:calc(var(--spacing) * 4);text-align:center;color:#8A8377;font-size:0.9rem}.tool-box{background:#E8E2D6;padding:calc(var(--spacing) * 6);border-radius:20px;margin-top:calc(var(--spacing) * 4)}.form-group{margin-bottom:calc(var(--spacing) * 3)}.form-group label{display:block;margin-bottom:var(--spacing);font-weight:600}.form-control{width:100%;padding:12px;border-radius:6px;border:1px solid #CFC7B5}.result-box{background:var(--white);padding:calc(var(--spacing) * 4);border-radius:10px;margin-top:calc(var(--spacing) * 4);border-left:5px solid var(--primary)}@media (max-width:768px){.hero-split{flex-direction:column;height:auto}.hero-side{height:400px}.grid-3,.footer-grid{grid-template-columns:1fr}}
h1,h2,h3,.logo,.section-title h2,.hero-content h2,.footer-col h4{font-family:'Archivo',system-ui,-apple-system,sans-serif}

/* Menu deroulant Outils (header) + sous-menu (footer) [post-deploy] */
.nav-dropdown{position:relative;display:inline-block}
.nav-dropdown>.nav-dropdown-toggle{display:inline-flex;align-items:center;gap:4px;font-weight:600;font-size:0.95rem;color:var(--dark);cursor:pointer}
.nav-dropdown>.nav-dropdown-toggle:hover{color:var(--primary)}
.nav-dropdown .caret{font-size:0.7em;line-height:1;transition:transform .2s ease}
.nav-dropdown:hover .caret,.nav-dropdown:focus-within .caret{transform:rotate(180deg)}
.nav-dropdown-menu{position:absolute;top:100%;left:0;min-width:270px;background:var(--white);border:1px solid var(--border,#CFC7B5);border-radius:10px;box-shadow:0 14px 34px rgba(0,0,0,0.14);padding:8px 0;margin-top:8px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s ease,transform .18s ease,visibility .18s;z-index:1100}
.nav-dropdown:hover .nav-dropdown-menu,.nav-dropdown:focus-within .nav-dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.nav-dropdown-menu a{display:block;padding:9px 20px;font-weight:600;font-size:0.9rem;color:var(--dark);white-space:nowrap}
.nav-dropdown-menu a:hover{background:var(--light);color:var(--primary)}
.footer-submenu>.footer-submenu-label{display:block;font-weight:700;color:var(--secondary);margin:10px 0 4px;font-size:0.92rem}
.footer-submenu ul{margin:0 0 0 2px;padding:0 0 0 12px;border-left:2px solid rgba(255,255,255,0.12)}
.footer-submenu ul li{margin-bottom:6px}
@media (max-width:768px){.nav-dropdown-menu{position:static;min-width:0;box-shadow:none;border:none;background:transparent;padding:4px 0 4px 14px;margin-top:0;opacity:1;visibility:visible;transform:none}.nav-dropdown-menu a{padding:6px 0}}