* { box-sizing: border-box; }
body { margin: 0; font-family: Arial, Helvetica, sans-serif; background: #101010; color: #f5f5f5; line-height: 1.6; }
header { background: linear-gradient(135deg, #000, #1b1b1b); padding: 48px 20px; text-align: center; border-bottom: 4px solid #b30000; }
header h1 { margin: 0; font-size: clamp(36px, 6vw, 68px); letter-spacing: 1px; text-transform: uppercase; }
header p { margin: 12px auto 0; max-width: 760px; color: #d0d0d0; font-size: 20px; }
nav { background: #b30000; padding: 14px 10px; text-align: center; position: sticky; top: 0; z-index: 10; }
nav a { color: white; text-decoration: none; margin: 0 10px; font-weight: bold; display: inline-block; padding: 6px; }
nav a:hover { text-decoration: underline; }
main { max-width: 980px; margin: 42px auto; padding: 0 20px; }
h2 { color: #ff3333; font-size: 34px; margin-bottom: 12px; }
h3 { color: #ffffff; margin-top: 0; }
.card { background: #1c1c1c; padding: 24px; border-left: 5px solid #b30000; margin-bottom: 22px; border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.22); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.button { display: inline-block; background: #b30000; color: white; padding: 12px 18px; border-radius: 6px; text-decoration: none; font-weight: bold; margin-top: 10px; }
.button:hover { background: #d00000; }
ul { padding-left: 22px; }
footer { text-align: center; padding: 24px 20px; color: #aaa; border-top: 1px solid #333; margin-top: 50px; }
@media (max-width: 650px) { nav a { display: block; margin: 4px 0; } header { padding: 36px 18px; } }