:root{--bg-primary: #0d1117;--bg-secondary: #161b22;--bg-card: #21262d;--bg-card-hover: #2d333b;--accent: #58a6ff;--accent-glow: rgba(88, 166, 255, .15);--accent-2: #3fb950;--text-primary: #f0f6fc;--text-secondary:#8b949e;--border: #30363d;--border-accent: #388bfd40;--shadow: 0 8px 32px rgba(0, 0, 0, .4);--radius: 8px;--radius-lg: 12px;--transition: .2s ease;--font-mono: "SF Mono", "Fira Code", "Cascadia Code", Consolas, monospace}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:72px}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none;transition:color var(--transition)}a:hover{color:#79c0ff}.container{width:100%;max-width:1100px;margin:0 auto;padding:0 24px}.section{padding:96px 0}.section-label{display:flex;align-items:center;gap:12px;font-family:var(--font-mono);font-size:13px;color:var(--accent);text-transform:uppercase;letter-spacing:.12em;margin-bottom:12px}.section-label:after{content:"";display:block;flex:1;height:1px;background:var(--border);max-width:260px}.section-title{font-size:clamp(26px,4vw,36px);font-weight:700;color:var(--text-primary);margin-bottom:48px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;transition:border-color var(--transition),background var(--transition),transform var(--transition)}.card:hover{border-color:var(--border-accent);background:var(--bg-card-hover);transform:translateY(-2px)}.tag{display:inline-block;font-family:var(--font-mono);font-size:12px;padding:3px 10px;border-radius:20px;background:var(--accent-glow);color:var(--accent);border:1px solid var(--border-accent)}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 22px;border-radius:var(--radius);font-size:14px;font-weight:600;cursor:pointer;transition:all var(--transition);border:none}.btn-primary{background:var(--accent);color:#0d1117}.btn-primary:hover{background:#79c0ff;color:#0d1117;transform:translateY(-1px);box-shadow:0 4px 16px #58a6ff4d}.btn-outline{background:transparent;color:var(--accent);border:1px solid var(--accent)}.btn-outline:hover{background:var(--accent-glow);transform:translateY(-1px)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}