:root{--gradient:linear-gradient(90deg, #6a11cb, #ff6a00);--primary:#6a11cb;--secondary:#ff6a00;--light:#f9f9fb;--dark:#1a1a1a;--btn-radius:12px}*,*::before,*::after{box-sizing:border-box}html{font-size:22px}body{font-family:segoe ui,Roboto,Arial,sans-serif;line-height:1.6;margin:0;background:var(--light);color:var(--dark);overflow-x:hidden}.site-header{display:flex;align-items:center;justify-content:space-between;background:var(--gradient);padding:1rem 2.5rem;width:100%;position:sticky;top:0;z-index:1000;box-shadow:0 3px 8px rgba(0,0,0,.1)}.navbar{display:flex;gap:2rem;margin-left:auto;align-items:center;justify-content:center;flex:1}.btn-header{color:#fff;font-weight:600;text-decoration:none;font-size:1.15rem;padding:.6rem 1.2rem;border-radius:var(--btn-radius);transition:all .3s ease}.btn-header:hover{background:#fff;color:var(--primary)}.hero{position:relative;display:flex;align-items:center;justify-content:center;text-align:center;height:100vh;width:100%;margin:0;background:linear-gradient(135deg,#c1b4f2,#ffffff)}.hero-content{background:rgba(255,255,255,.85);padding:3rem 6rem;border-radius:16px;box-shadow:0 8px 20px rgba(0,0,0,.1);max-width:1e3px;width:90%;text-align:center;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);transition:transform .3s ease,box-shadow .3s ease}.hero-content:hover{transform:translate(-50%,-50%)translateY(-8px);box-shadow:0 12px 24px rgba(0,0,0,.15)}.hero h1{font-size:3rem;margin-bottom:1rem}.hero p{font-size:1.5rem;margin-bottom:1rem;line-height:1.8}.hero span.emoji{font-size:2rem}.hero-buttons{display:flex;justify-content:center;gap:1rem}.hero .btn{background:var(--primary);color:#fff;padding:.8rem 1.5rem;border-radius:var(--btn-radius);font-weight:700;text-decoration:none;margin-top:1.5rem;transition:all .3s ease}.hero .btn:hover{background:var(--secondary)}.competences{max-width:1100px;margin:4rem auto;padding:0 2rem;text-align:center}.competences h2{font-size:2.5rem;margin-bottom:2rem;color:var(--primary)}.competence-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}.competence-card{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 6px 16px rgba(0,0,0,.1);transition:transform .3s ease,box-shadow .3s ease;text-align:left}.competence-card:hover{transform:translateY(-8px);box-shadow:0 12px 24px rgba(0,0,0,.15)}.competence-card .emoji{font-size:3rem;display:flex;justify-content:center;align-items:center;margin-bottom:1rem}.competence-card h3{font-size:1.5rem;margin-bottom:.8rem;color:var(--dark);text-align:center}.competence-card p{font-size:1rem;color:#555;line-height:1.6;text-align:center}.progress-bar{background:#eee;border-radius:10px;overflow:hidden;height:10px;margin:1rem 0}.progress{background:linear-gradient(90deg,#4CAF50,#45a049);height:100%;transition:width .6s ease-in-out}.about{max-width:900px;margin:4rem auto;padding:2rem;text-align:center;background:rgba(255,255,255,.85);border-radius:16px;box-shadow:0 8px 20px rgba(0,0,0,.1);transition:transform .3s ease,box-shadow .3s ease}.about:hover{transform:translateY(-8px);box-shadow:0 12px 24px rgba(0,0,0,.15)}.about-img{width:150px;height:150px;border-radius:50%;object-fit:cover;border:3px solid var(--primary);margin-bottom:2rem}.about h2{font-size:2.5rem;margin-bottom:2rem;color:var(--primary)}.about p{font-size:1.2rem;color:var(--dark);line-height:1.8;margin-bottom:1.5rem;text-align:center}.contact{max-width:800px;margin:4rem auto;padding:2rem;background:rgba(255,255,255,.85);border-radius:16px;box-shadow:0 8px 20px rgba(0,0,0,.1);text-align:center;animation:fadeInUp 1s ease forwards}.contact h2{font-size:2.5rem;margin-bottom:2rem;color:var(--primary)}.contact p{font-size:1.2rem;margin-bottom:2rem}.contact-form{display:flex;flex-direction:column;gap:1rem}.contact-form label{text-align:left;font-weight:700;margin-bottom:.3rem}.contact-form input,.contact-form textarea{padding:.8rem;border-radius:var(--btn-radius);border:1px solid #ccc;font-size:1rem;resize:vertical;transition:all .3s ease}.contact-form input:focus,.contact-form textarea:focus{border-color:var(--primary);box-shadow:0 0 8px rgba(106,17,203,.3);outline:none}.contact-form .btn{background:var(--primary);color:#fff;padding:.8rem 1.5rem;border-radius:var(--btn-radius);font-weight:700;text-decoration:none;border:none;cursor:pointer;transition:all .3s ease}.contact-form .btn:hover{background:var(--secondary)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}100%{opacity:1;transform:translateY(0)}}.projets{max-width:1100px;margin:4rem auto;padding:0 2rem;text-align:center}.projets h2{font-size:2.5rem;margin-bottom:2.5rem;color:var(--primary)}.projet{background:#fff;border-radius:16px;padding:2rem;margin-bottom:2rem;box-shadow:0 6px 16px rgba(0,0,0,.1);transition:transform .3s ease,box-shadow .3s ease;text-align:center}.projet:hover{transform:translateY(-8px);box-shadow:0 12px 24px rgba(0,0,0,.15)}.projet h3{font-size:1.8rem;margin-bottom:1rem;color:var(--dark)}.projet-img{width:100%;max-width:600px;height:auto;margin:0 auto 1.5rem}.projet-img img{width:100%;border-radius:12px;box-shadow:0 4px 12px rgba(0,0,0,.1);transition:transform .3s ease}.projet-img img:hover{transform:scale(1.05)}.projet p{font-size:1.1rem;color:#555;line-height:1.8;text-align:center}