:root{--primary: #2d9d60;--primary-dark: #1e6e43;--secondary: #e8f5e9;--background: #f8f9fa;--card-bg: #ffffff;--text-main: #141414;--text-muted: #6e6e6e;--border-color: #e0e0e0}*{margin:0;padding:0;box-sizing:border-box;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body{background-color:var(--background);color:var(--text-main);line-height:1.6}header{background-color:var(--card-bg);padding:20px 5%;display:flex;justify-content:space-between;align-items:center;box-shadow:0 4px 10px #00000008}.logo{display:flex;align-items:center;gap:10px;font-size:26px;font-weight:700;color:var(--primary);text-decoration:none;letter-spacing:-.5px}.logo img{width:34px;height:34px;border-radius:9px;object-fit:contain}.nav-btn{text-decoration:none;color:var(--text-main);font-weight:600;padding:10px 20px;border-radius:12px;transition:background .3s}.nav-btn:hover{background-color:var(--background)}.hero{text-align:center;padding:100px 20px;max-width:800px;margin:0 auto}.hero h1{font-size:42px;margin-bottom:24px;color:var(--text-main);letter-spacing:-1px;line-height:1.2}.hero p{font-size:18px;color:var(--text-muted);margin-bottom:40px;padding:0 20px}.btn-group{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.btn{padding:16px 32px;border-radius:14px;font-size:16px;font-weight:700;text-decoration:none;transition:all .3s ease}.btn-primary{background-color:var(--primary);color:#fff;box-shadow:0 4px 15px #2d9d604d}.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 6px 20px #2d9d6066}.btn-secondary{background-color:var(--card-bg);color:var(--text-main);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--background);border-color:var(--primary);color:var(--primary)}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;padding:40px 5%;max-width:1100px;margin:0 auto 80px}.feature-card{background-color:var(--card-bg);padding:30px;border-radius:16px;box-shadow:0 4px 10px #1414140f;text-align:center;border:none}.feature-icon{font-size:36px;margin-bottom:20px;display:inline-block;background:var(--secondary);width:70px;height:70px;line-height:70px;border-radius:50%}.feature-card h3{font-size:18px;margin-bottom:12px;color:var(--text-main)}.feature-card p{font-size:15px;color:var(--text-muted);line-height:1.5}footer{text-align:center;padding:40px;color:var(--text-muted);font-size:14px;border-top:1px solid var(--border-color)}@media (max-width: 480px){.hero h1{font-size:32px}.hero p{font-size:16px}.btn-group{flex-direction:column;align-items:stretch}}