*{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI',Arial,sans-serif}
body{line-height:1.7;color:#333;background:#f5f7fa}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Header */
header{background:#1a2b48;color:#fff;padding:22px 0;box-shadow:0 2px 8px rgba(0,0,0,0.1)}
.header-content{display:flex;justify-content:space-between;align-items:center}
.logo{font-size:24px;font-weight:600}

/* Hero Section */
.hero{background:#fff;padding:70px 0;text-align:center;border-radius:12px;margin:30px auto;box-shadow:0 3px 12px rgba(0,0,0,0.05)}
.hero h1{font-size:40px;color:#1a2b48;margin-bottom:20px}
.hero p{font-size:18px;color:#555;max-width:850px;margin:0 auto 35px}
.btn{display:inline-block;padding:14px 32px;background:#2563eb;color:#fff;text-decoration:none;border-radius:6px;font-weight:600;transition:all 0.3s}
.btn:hover{background:#1d4ed8;transform:translateY(-2px)}

/* Features Section */
.features{padding:60px 0;background:#fff;border-radius:12px;margin:20px 0;box-shadow:0 3px 12px rgba(0,0,0,0.05)}
.section-title{text-align:center;font-size:32px;color:#1a2b48;margin-bottom:45px}
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:25px}
.feature-box{padding:25px;border:1px solid #e5e7eb;border-radius:10px;text-align:center}
.feature-box h3{font-size:20px;color:#2563eb;margin-bottom:12px}
.feature-box p{color:#555}

/* Guide Section */
.guide{padding:60px 0}
.guide-block{margin-bottom:40px}
.guide-block h3{font-size:24px;color:#2563eb;margin-bottom:20px;border-left:4px solid #2563eb;padding-left:12px}
.step{background:#fff;padding:20px;border-radius:8px;margin-bottom:12px;box-shadow:0 2px 6px rgba(0,0,0,0.04)}
.step h4{font-size:18px;color:#1a2b48;margin-bottom:8px}
.step p{color:#555}

/* FAQ Section */
.faq{padding:60px 0;background:#fff;border-radius:12px;margin:20px 0;box-shadow:0 3px 12px rgba(0,0,0,0.05)}
.faq-item{padding:18px 0;border-bottom:1px solid #e5e7eb}
.faq-question{font-size:17px;font-weight:600;color:#1a2b48;margin-bottom:10px;cursor:pointer}
.faq-answer{color:#555;padding-left:5px}

.cta-section {text-align: center;margin-top: 30px;}

/* Footer */
footer{background:#1a2b48;color:#fff;text-align:center;padding:35px 0;margin-top:40px}
footer p{font-size:15px}
footer a{color:#fff;}