/* Base & Layout */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: sans-serif; line-height: 1.6; color: #333; background: #f4f7f9; }
.container { width: 90%; max-width: 1100px; margin: 0 auto; }

/* Header & Navigation */
.site-header { background: #002244; color: #fff; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; }
.logo { font-size: 1.5rem; font-weight: bold; }
.nav a { color: #fff; margin-left: 20px; text-decoration: none; padding: 4px 8px; border-radius: 4px; }
.nav a.active, .nav a:hover { background: #0a054f; }

/* Hero */
.hero { background: url('herobg.avif') center/cover no-repeat; color: #fff; text-shadow: 0 0 5px rgba(0,0,0,0.7); padding: 100px 0; text-align: center;height: 600px; }
.hero h2 { font-size: 2.5rem; margin-bottom: 16px;color: #0a054f; }
.hero p { font-size: 1.25rem; max-width: 700px; margin: 0 auto; color: blue; }

/* Main pit section */
.pit-section {box-sizing: border-box; background: #fff;  border-radius: 8px;  box-shadow: 0 2px 5px rgba(0,0,0,0.1);padding-top: 100px; }
.diagram { text-align: center; margin-bottom: 30px; }
.diagram img { width: 100%; max-width: 600px; border: 1px solid #ddd; border-radius: 4px; }
.diagram p { font-size: 0.9rem; color: #555; margin-top: 8px; }

/* Features Grid */
.features { display: flex; flex-wrap: wrap; gap: 20px; margin-bottom: 30px; }
.feature { flex: 1 1 250px; background: #eef4fa; padding: 16px; border-radius: 6px; border-left: 4px solid midnightblue; }
.feature h3 { margin-top: 0; color: midnightblue; }

/* Lists Styling */
ul.benefits, ul.specs { list-style: none; max-width: 800px; margin: 16px auto; padding-left: 20px; }
ul.benefits li, ul.specs li { position: relative; margin-bottom: 10px; padding-left: 24px; }
ul.benefits li::before { content: "✔"; position: absolute; left: 0; color: green; }
ul.specs li::before { content: "•"; position: absolute; left: 0; color: midnightblue; }

/* Footer */
.site-footer { background: #002244; color: #fff; padding: 20px 0; text-align: center; }
.footer-nav a { color: #fff; margin: 0 10px; text-decoration: none; font-size: 0.9rem; }
.footer-nav a:hover { text-decoration: underline; }