: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 infinite;opacity:.3}.vignette-overlay{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:998;background:radial-gradient(circle,transparent 60%,rgba(0,0,0,.6) 100%)}@keyframes scanlines{0%{background-position:0 0}to{background-position:0 4px}}.mobile-header{display:none;position:fixed;top:0;left:0;right:0;height:var(--header-height);background:#050505e6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:200;padding:0 16px;align-items:center;justify-content:space-between}.header-brand{display:flex;align-items:center;gap:12px}.logo-text{width:32px;height:32px;background:var(--accent);color:var(--bg-primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;clip-path:polygon(0 0,100% 0,100% 80%,80% 100%,0 100%)}.header-title{font-size:14px;font-weight:700;color:var(--text-primary);letter-spacing:1px}.hamburger{width:40px;height:40px;background:transparent;border:1px solid var(--border);cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;transition:var(--transition-fast)}.hamburger:hover{border-color:var(--accent);box-shadow:0 0 10px var(--accent-glow)}.hamburger span{display:block;width:20px;height:2px;background:var(--text-primary);transition:var(--transition-smooth)}.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.sidebar{position:fixed;left:0;top:0;width:var(--sidebar-width);height:100vh;background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:150;overflow:hidden}.nav-branding{padding:32px 24px;border-bottom:1px solid var(--border);background:linear-gradient(45deg,transparent 48%,var(--border) 49%,var(--border) 51%,transparent 52%) 0 0 / 10px 10px}.nav-logo{width:48px;height:48px;background:var(--accent);color:var(--bg-primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:28px;margin-bottom:16px;clip-path:polygon(0 0,100% 0,100% 75%,75% 100%,0 100%);box-shadow:0 0 20px var(--accent-glow)}.nav-branding h1{font-size:16px;font-weight:700;color:var(--text-primary);letter-spacing:2px;margin-bottom:4px;text-shadow:0 0 10px var(--accent-glow)}.nav-subtitle{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px}.nav-links{flex:1;overflow-y:auto;padding:12px 0}.nav-links::-webkit-scrollbar{width:4px}.nav-links::-webkit-scrollbar-track{background:var(--bg-secondary)}.nav-links::-webkit-scrollbar-thumb{background:var(--border-bright)}.nav-links a{display:flex;align-items:center;padding:12px 24px;color:var(--text-secondary);text-decoration:none;font-size:13px;transition:var(--transition-fast);border-left:2px solid transparent;position:relative}.nav-links a:hover{background:var(--bg-tertiary);color:var(--text-primary);padding-left:28px}.nav-links a.active{background:linear-gradient(90deg,var(--accent-glow) 0%,transparent 100%);color:var(--accent);border-left-color:var(--accent);text-shadow:0 0 8px var(--accent-glow)}.nav-links .day-number{width:32px;color:var(--text-muted);font-size:11px;font-family:var(--font-mono)}.nav-links a.active .day-number{color:var(--accent)}.nav-footer{padding:24px;border-top:1px solid var(--border)}.nav-back{display:block;color:var(--text-muted);text-decoration:none;font-size:12px;transition:var(--transition-fast);opacity:.7}.nav-back:hover{color:var(--accent);opacity:1;transform:translate(-4px)}.nav-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:140;opacity:0;transition:opacity var(--transition-smooth);pointer-events:none}.nav-overlay.open{opacity:1;pointer-events:auto}.main-content{position:fixed;top:0;left:var(--sidebar-width);right:0;bottom:0;overflow-y:scroll;scroll-snap-type:y mandatory;scroll-behavior:smooth;z-index:10}.main-content::-webkit-scrollbar{width:0;display:none}.main-content{-ms-overflow-style:none;scrollbar-width:none}.main-content:before{content:"";position:absolute;top:0;left:0;right:0;height:400vh;pointer-events:none;z-index:0;background-image:radial-gradient(var(--border-bright) 1px,transparent 1px);background-size:40px 40px;opacity:.3}.grid-overlay{position:fixed;top:0;left:var(--sidebar-width);right:0;bottom:0;pointer-events:none;z-index:1;overflow:hidden}.grid-overlay svg{width:100%;height:100%;opacity:.4;animation:floatGrid 20s ease-in-out infinite alternate}@keyframes floatGrid{0%{transform:scale(1) translateY(0)}to{transform:scale(1.02) translateY(-20px)}}.day-section{height:100vh;scroll-snap-align:start;scroll-snap-stop:always;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;padding:40px;z-index:2;overflow:hidden}.day-bg-number{position:absolute;font-size:40vh;font-weight:900;color:var(--border);opacity:.3;z-index:-1;-webkit-user-select:none;user-select:none;top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none;-webkit-text-stroke:2px var(--border-bright);color:transparent}.day-section:before{content:"";position:absolute;top:-60px;left:50%;width:1px;height:120px;background:linear-gradient(to bottom,transparent,var(--accent) 30%,var(--accent) 70%,transparent);opacity:.5;box-shadow:0 0 10px var(--accent)}.day-section:first-child:before{display:none}.day-section:after{content:"";position:absolute;top:-8px;left:50%;transform:translate(-50%);width:8px;height:8px;background:var(--bg-primary);border:2px solid var(--accent);border-radius:50%;box-shadow:0 0 15px var(--accent);z-index:5}.day-section:first-child:after{display:none}.day-canvas-container{width:90%;max-width:1000px;aspect-ratio:16 / 10;max-height:70vh;position:relative;background:var(--bg-card);border:1px solid var(--border);box-shadow:0 0 0 1px var(--border),0 20px 50px #00000080;transition:transform .5s cubic-bezier(.2,.8,.2,1)}.day-canvas-container:hover{transform:translateY(-5px) scale(1.01);box-shadow:0 0 0 1px var(--accent-dim),0 30px 60px #00ff000d}.day-canvas-container canvas{width:100%;height:100%;display:block}.day-canvas-container:before,.day-canvas-container:after{content:"";position:absolute;pointer-events:none;z-index:10;width:20px;height:20px;transition:all .3s ease}.day-canvas-container:before{top:-1px;left:-1px;border-left:2px solid var(--accent);border-top:2px solid var(--accent)}.day-canvas-container:after{bottom:-1px;right:-1px;border-right:2px solid var(--accent);border-bottom:2px solid var(--accent)}.day-canvas-container:hover:before,.day-canvas-container:hover:after{width:40px;height:40px;box-shadow:0 0 10px var(--accent-glow)}.day-canvas-container .corner-tr,.day-canvas-container .corner-bl{position:absolute;width:20px;height:20px;pointer-events:none;z-index:10;transition:all .3s ease}.day-canvas-container .corner-tr{top:-1px;right:-1px;border-right:2px solid var(--accent);border-top:2px solid var(--accent)}.day-canvas-container .corner-bl{bottom:-1px;left:-1px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent)}.day-canvas-container:hover .corner-tr,.day-canvas-container:hover .corner-bl{width:40px;height:40px;box-shadow:0 0 10px var(--accent-glow)}.tech-decor-top{position:absolute;top:-20px;left:50%;transform:translate(-50%);font-size:10px;color:var(--accent-dim);letter-spacing:2px;opacity:0;transition:opacity .3s}.day-canvas-container:hover .tech-decor-top{opacity:1}.canvas-controls{display:flex;justify-content:space-between;width:90%;max-width:1000px;margin-top:8px;padding:0}.canvas-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:transparent;border:1px solid var(--border-bright);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast)}.canvas-btn:hover{border-color:var(--accent);color:var(--accent);box-shadow:0 0 10px var(--accent-glow)}.canvas-btn:active{transform:scale(.95)}.canvas-btn svg{width:16px;height:16px}.day-canvas-container:fullscreen{max-width:100%;max-height:100%;width:100vw;height:100vh;background:#000;border:none;box-shadow:none}.day-canvas-container:fullscreen canvas{width:100%;height:100%}.day-canvas-container:fullscreen .corner-tr,.day-canvas-container:fullscreen .corner-bl,.day-canvas-container:fullscreen .tech-decor-top,.day-canvas-container:fullscreen:before,.day-canvas-container:fullscreen:after{display:none}.day-info{text-align:center;margin-top:20px;max-width:750px;position:relative;z-index:10}.day-number-display{font-size:12px;color:var(--accent);text-transform:uppercase;letter-spacing:4px;margin-bottom:12px;font-weight:700}.day-title{font-size:32px;font-weight:700;color:var(--text-primary);margin-bottom:8px;text-transform:uppercase;letter-spacing:1px}.day-interpretation{font-size:11px;color:var(--text-muted);font-style:italic;line-height:1.4;margin-bottom:14px;opacity:.9;max-width:400px;margin-left:auto;margin-right:auto}.day-date{font-size:12px;color:var(--text-muted);line-height:1.6;font-family:var(--font-mono);border-top:1px solid var(--border);padding-top:12px;display:inline-block;letter-spacing:1px}.day-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--text-muted);background:repeating-linear-gradient(45deg,var(--bg-card),var(--bg-card) 10px,var(--bg-tertiary) 10px,var(--bg-tertiary) 20px)}.day-placeholder .placeholder-icon{font-size:48px;margin-bottom:16px;opacity:.3;color:var(--accent)}.nav-arrows{position:fixed;right:24px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:12px;z-index:100}.nav-arrow{width:48px;height:48px;background:#0a0a0acc;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;transition:all .2s ease;border-radius:0}.nav-arrow:hover:not(:disabled){border-color:var(--accent);color:var(--accent);box-shadow:0 0 15px var(--accent-glow);transform:scale(1.1)}.nav-arrow:disabled{opacity:.2;cursor:not-allowed;border-color:transparent}@media (max-width: 768px){.mobile-header{display:flex}.sidebar{left:-280px;width:280px;transition:left var(--transition-smooth);box-shadow:5px 0 20px #00000080}.sidebar.open{left:0}.nav-overlay{display:block}.main-content,.grid-overlay{left:0;top:var(--header-height)}.day-section{padding:24px 16px;height:calc(100vh - var(--header-height))}.day-bg-number{font-size:20vh}.day-section:before,.day-section:after{display:none}.day-canvas-container{width:98%;max-height:55vh}.day-canvas-container:before,.day-canvas-container:after{width:15px;height:15px;box-shadow:none}.day-canvas-container .corner-tr,.day-canvas-container .corner-bl{width:15px;height:15px;box-shadow:none}.day-info{margin-top:24px}.day-title{font-size:24px}.day-interpretation{font-size:13px;margin-bottom:12px}.day-date{font-size:11px;border-top:none;padding-top:8px}.nav-arrows{right:16px;bottom:24px;top:auto;transform:none;flex-direction:row;gap:16px}.nav-arrow{width:56px;height:56px}.nav-arrow-up span,.nav-arrow-down span{transform:rotate(-90deg)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.day-section.active .day-info{animation:slideUp .6s cubic-bezier(.2,.8,.2,1)}.day-section.active .day-bg-number{animation:fadeIn 1s ease-out}.canvas-loading{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:var(--bg-card)}.canvas-loading:after{content:"";width:32px;height:32px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;box-shadow:0 0 10px var(--accent-glow)}@keyframes spin{to{transform:rotate(360deg)}}@media (min-width: 1920px){.day-canvas-container{max-width:1400px;max-height:75vh}.canvas-controls{max-width:1400px}.day-title{font-size:38px}.day-info{max-width:900px}}@media (min-width: 2560px){:root{--sidebar-width: 300px}.day-canvas-container{max-width:1800px;max-height:80vh}.canvas-controls{max-width:1800px}.day-title{font-size:44px}.day-info{max-width:1100px;margin-top:50px}.day-number-display{font-size:14px;letter-spacing:5px}.day-interpretation{font-size:13px;max-width:500px}.nav-links a{padding:16px 28px;font-size:14px}.nav-branding h1{font-size:18px}}@media (min-width: 3440px){.day-canvas-container{max-width:2200px;max-height:82vh}.canvas-controls{max-width:2200px}.day-title{font-size:52px}.day-info{max-width:1400px}}