*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:#333;background:#f8fafc}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
header{background:linear-gradient(135deg,#fff 0%,#fff 100%);color:#1749e0;padding:1rem 0;position:sticky;top:0;z-index:100;box-shadow:0 2px 10px rgba(0,0,0,.1)}
nav{display:flex;justify-content:space-between;align-items:center}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#15385D;font-weight:700}
.logo img{height:40px;width:auto}
.nav-links{display:flex;list-style:none;gap:1.4rem;align-items:center}
.nav-links a{color:#15385D;text-decoration:none;font-weight:500;transition:opacity .3s}
.nav-links a:hover{opacity:.8}
.hamburger-menu{display:none;flex-direction:column;justify-content:space-around;width:30px;height:30px;background:transparent;border:none;cursor:pointer;padding:0;z-index:101}
.hamburger-menu span{width:30px;height:3px;background-color:#15385D;border-radius:5px}
.hero{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:4.5rem 0;text-align:center}
.hero h1{font-size:3rem;margin-bottom:.8rem;font-weight:700}
.hero p{font-size:1.15rem;opacity:.92;max-width:860px;margin:0 auto 1.7rem}
.cta-button{background:#ff6b6b;color:#fff;padding:.95rem 1.5rem;border:none;border-radius:40px;font-size:1rem;font-weight:600;cursor:pointer;transition:transform .3s,box-shadow .3s;text-decoration:none;display:inline-block}
.cta-button:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(255,107,107,.3)}
.cta-secondary{background:#2d4f81}
.section{padding:3.4rem 0}
.section h2{font-size:2rem;color:#2c5282;margin-bottom:1rem;text-align:center}
.section-intro{text-align:center;color:#4a5568;max-width:820px;margin:0 auto 2rem}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.2rem}
.card{background:#fff;padding:1.5rem;border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.08)}
.card h3{font-size:1.2rem;color:#2c5282;margin-bottom:.65rem}
.card p,.card li{color:#4a5568}
.card ul{padding-left:1.1rem}
.info{background:linear-gradient(135deg,#4299e1,#553c9a);color:#fff}
.info h3{color:#fff}
.info p,.info li{color:rgba(255,255,255,.96)}
.tool-links{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:1.1rem}
footer{background:#2d3748;color:#fff;padding:2rem 0;text-align:center}
.footer-links{display:flex;justify-content:center;gap:1.5rem;flex-wrap:wrap;margin-top:.8rem}
.footer-links a{color:#fff;text-decoration:none;opacity:.94}
@media (max-width:900px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.hero h1{font-size:2.35rem}}
@media (max-width:768px){
  .grid-3{grid-template-columns:1fr}
  .hero h1{font-size:2rem}
  .hero p{font-size:1rem}
  .hamburger-menu{display:flex}
  .nav-links{
    position:fixed;
    top:0;
    right:-100%;
    height:100vh;
    width:70%;
    max-width:300px;
    background:linear-gradient(135deg,#fff 0%,#f8fafc 100%);
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:2rem;
    transition:right .35s ease-in-out;
    box-shadow:-5px 0 15px rgba(0,0,0,.1);
  }
  .nav-links.active{right:0}
  .nav-links a{font-size:1.1rem}
}