body { font-family: 'Space Grotesk', -apple-system, sans-serif; background-color: #000000; color: #a1a1a6; line-height: 1.8; margin: 0; padding: 0; }
.container { max-width: 800px; margin: 0 auto; padding: 60px 20px; }
h1, h2, h3 { color: #ffffff; margin-bottom: 24px; font-weight: 700; letter-spacing: -0.01em; }
h1 { font-size: 2.8rem; border-bottom: 1px solid #333; padding-bottom: 20px; }
h2 { font-size: 1.8rem; margin-top: 40px; }
p { font-size: 1.15rem; margin-bottom: 24px; }
a { color: #00E5FF; text-decoration: none; border-bottom: 1px transparent; transition: border-color 0.2s; }
a:hover { border-bottom: 1px solid #00E5FF; }
header { background: #000000; padding: 30px; text-align: left; border-bottom: 1px solid #1a1a1a; }
.card { background: #0a0a0a; border: 1px solid #1a1a1a; border-radius: 16px; padding: 32px; margin-bottom: 24px; display: block; transition: all 0.3s ease; }
.card:hover { transform: translateY(-4px); border-color: #333; background: #111; }
.card h2 { margin-top: 0; font-size: 1.6rem; color: #fff; margin-bottom: 12px; }
.footer { margin-top: 80px; padding-top: 40px; border-top: 1px solid #1a1a1a; text-align: center; color: #666; font-size: 0.95rem; }
.footer a { color: #888; margin: 0 12px; }
.footer a:hover { color: #fff; }