* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', Roboto, Arial, sans-serif; color: #1c2733; background: #fff; line-height: 1.6; }
.container { max-width: 1024px; margin: 0 auto; padding: 0 20px; }
header { background: #0d1b2a; color: #fff; padding: 18px 0; }
.nav { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 24px; font-weight: 700; }
.logo span { color: #4da3ff; }
nav a { color: #cfd8e3; text-decoration: none; margin-left: 24px; font-size: 15px; }
nav a:hover { color: #fff; }
.hero { background: linear-gradient(135deg, #0d1b2a 0%, #1b3a5c 100%); color: #fff; padding: 90px 0; text-align: center; }
.hero h1 { font-size: 40px; margin-bottom: 16px; }
.hero p { font-size: 18px; color: #b9c7d6; margin-bottom: 28px; }
.btn { background: #4da3ff; color: #fff; padding: 12px 32px; border-radius: 6px; text-decoration: none; font-weight: 600; }
.btn:hover { background: #2e8bef; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; padding: 60px 20px; }
.card { border: 1px solid #e3e9ef; border-radius: 8px; padding: 24px; }
.card h3 { margin-bottom: 10px; color: #0d1b2a; }
.card p { color: #55677a; font-size: 14px; }
section h2 { margin: 30px 0 16px; color: #0d1b2a; }
table { width: 100%; border-collapse: collapse; margin-bottom: 40px; }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid #e3e9ef; }
th { background: #f4f7fa; }
footer { background: #0d1b2a; color: #8fa3b8; padding: 26px 0; font-size: 14px; margin-top: 40px; }
.ok { color: #58d68d; }