:root{--bg-primary: #000;--bg-secondary: #050505;--bg-tertiary: #0a0a0a;--bg-card: #080808;--accent: #0f0;--accent-dim: rgba(0, 255, 0, .4);--accent-glow: rgba(0, 255, 0, .15);--text-primary: #fff;--text-secondary: #888;--text-muted: #444;--border: #1a1a1a;--border-bright: #333;--sidebar-width: 240px;--header-height: 56px;--font-mono: "Fira Code", "Courier New", Consolas, monospace;--transition-fast: .15s ease;--transition-smooth: .3s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;overflow:hidden;background:var(--bg-primary);color:var(--text-primary);font-family:var(--font-mono);-webkit-font-smoothing:antialiased}body{cursor:crosshair}.scanline-overlay{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:999;background:linear-gradient(to bottom,#fff0,#fff0 50%,#0000001a 50%,#0000001a);background-size:100% 4px;animation:scanlines .2s linear 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var(--accent)}.intro-container:after{content:"";position:absolute;bottom:0;right:0;width:20px;height:20px;border-bottom:2px solid var(--accent);border-right:2px solid var(--accent)}.intro-content{display:flex;flex-direction:column;align-items:center;text-align:center;gap:40px;position:relative;z-index:2}.intro-header{display:flex;flex-direction:column;align-items:center;gap:16px}.intro-logo svg{filter:drop-shadow(0 0 10px var(--accent-glow));animation:pulse 3s infinite ease-in-out}.intro-title{font-size:48px;font-weight:900;letter-spacing:4px;color:var(--text-primary);text-shadow:0 0 20px var(--accent-glow);margin:0}.intro-subtitle{font-size:16px;color:var(--accent);text-transform:uppercase;letter-spacing:8px;opacity:.8}.intro-body{display:flex;flex-direction:column;align-items:center;gap:32px;width:100%}.intro-avatar-wrapper{position:relative;width:120px;height:120px;border-radius:50%;padding:4px;border:1px solid var(--accent-dim);box-shadow:0 0 20px var(--accent-glow)}.intro-avatar{width:100%;height:100%;border-radius:50%;object-fit:cover;filter:grayscale(100%) contrast(1.2) brightness(.9);mix-blend-mode:luminosity;position:relative;z-index:1}.avatar-glitch{position:absolute;top:4px;right:4px;bottom:4px;left:4px;background:var(--accent);border-radius:50%;opacity:.2;mix-blend-mode:overlay;z-index:2;pointer-events:none}.intro-text{max-width:500px;line-height:1.6;color:#ccc;font-size:15px}.intro-text a{color:var(--accent);text-decoration:none;border-bottom:1px solid var(--accent-dim);transition:all .2s}.intro-text a:hover{background:var(--accent-glow);box-shadow:0 0 10px var(--accent-glow)}.intro-links{display:flex;gap:16px;flex-wrap:wrap;justify-content:center}.intro-link{display:flex;align-items:center;gap:8px;padding:10px 20px;background:#ffffff0d;border:1px solid var(--border);color:var(--text-primary);text-decoration:none;font-size:13px;transition:all .2s}.intro-link:hover{border-color:var(--accent);background:#00ff000d;transform:translateY(-2px);box-shadow:0 4px 12px #0000004d}.link-icon{font-size:16px}.intro-start-btn{margin-top:16px;padding:16px 40px;background:transparent;border:1px solid var(--accent);color:var(--accent);font-family:var(--font-mono);font-size:14px;letter-spacing:2px;cursor:pointer;transition:all .3s;position:relative;overflow:hidden}.intro-start-btn:hover{background:var(--accent);color:#000;box-shadow:0 0 30px var(--accent-glow)}.intro-start-btn .arrow{display:inline-block;transition:transform .3s}.intro-start-btn:hover .arrow{transform:translateY(4px)}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.8;transform:scale(.95)}}.kernels-index{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:60px 40px;overflow-y:auto;box-sizing:border-box}.kernels-title{font-size:48px;font-weight:700;color:var(--accent);margin-bottom:12px;text-align:center;letter-spacing:2px}.kernels-subtitle{font-size:16px;color:var(--text-secondary);margin-bottom:48px;text-align:center}.kernels-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;max-width:1200px;width:100%;padding:20px}.kernel-item{background:var(--bg-card);border:1px solid var(--border);padding:24px;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden}.kernel-item:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--accent);transform:scaleX(0);transition:transform .3s ease}.kernel-item:hover{border-color:var(--accent);background:#00ff000d;transform:translateY(-4px);box-shadow:0 8px 24px #0006}.kernel-item:hover:before{transform:scaleX(1)}.kernel-item-number{font-size:14px;color:var(--accent);font-weight:600;margin-bottom:8px;letter-spacing:1px}.kernel-item-name{font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:12px}.kernel-item-desc{font-size:14px;color:var(--text-secondary);line-height:1.6}.kernels-section .day-canvas-container{overflow:visible;height:auto;min-height:70vh;max-height:none;aspect-ratio:auto}.kernels-section .kernels-index{min-height:100%}@media (max-width: 768px){.kernels-index{padding:40px 20px}.kernels-title{font-size:32px}.kernels-subtitle{font-size:14px;margin-bottom:32px}.kernels-grid{grid-template-columns:1fr;gap:16px;padding:10px}.kernel-item{padding:20px}.kernel-item-name{font-size:18px}.kernel-item-desc{font-size:13px}}