:root{--mint:#DDF4E7;--mint-light-1:#e4f6ec;--mint-light-2:#ebf8f1;--mint-dark-1:#b1c3b9;--mint-dark-2:#85928b;--accent:#67C090;--accent-light-1:#85cda6;--accent-light-2:#a4d9bc;--accent-dark-1:#529a73;--accent-dark-2:#3e7356;--teal:#26667F;--teal-light-1:#518599;--teal-light-2:#7da3b2;--teal-dark-1:#1e5266;--teal-dark-2:#173d4c;--navy:#124170;--navy-light-1:#41678d;--navy-light-2:#718da9;--navy-dark-1:#0e345a;--navy-dark-2:#0b2743;--radius-sm:2px;--radius-md:4px;--radius-lg:8px;--space-xs:0.25rem;--space-sm:0.5rem;--space-md:1rem;--space-lg:2rem;--space-xl:4rem;--font-base:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif,'Apple Color Emoji','Segoe UI Emoji'}*{box-sizing:border-box}body{margin:0;font-family:monospace;background:#0d0d0d;color:#0f0;line-height:1.6;position:relative;overflow-x:hidden;animation:flicker .15s infinite}body::before{content:"";pointer-events:none;position:fixed;inset:0;background:repeating-linear-gradient(0,rgba(0,255,0,5%) 0,rgba(0,255,0,5%) 2px,rgba(0,0,0,5%) 2px,rgba(0,0,0,5%) 4px);mix-blend-mode:screen;animation:crt-scroll .5s linear infinite}body::after{content:"";pointer-events:none;position:fixed;inset:0;background:radial-gradient(circle at center,transparent 60%,rgba(0,0,0,.4) 100%);transform:scale(1.02)}@keyframes crt-scroll{from{background-position:0 0}to{background-position:0 4px}}@keyframes flicker{0%,100%{opacity:1}50%{opacity:.98}80%{opacity:1}90%{opacity:.97}}.container{max-width:60rem;margin:0 auto;padding:0 var(--space-md)}h1,h2,h3,h4,h5,h6{line-height:1.2;font-weight:600}h1{font-size:clamp(2rem,6vw,3rem)}h2{font-size:clamp(1.5rem,5vw,2.25rem)}h3{font-size:clamp(1.25rem,4vw,1.75rem)}a{display:inline-block;padding:0 .25em;background:#0f0;color:#000;text-decoration:none}a:hover{background:0 0;color:#0f0}body.retro a{text-decoration:underline}body.retro a:visited{color:var(--navy-dark-1)}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.skip-link{position:absolute;top:-40px;left:0;background:var(--accent);color:#fff;padding:var(--space-xs)var(--space-sm);z-index:100}.skip-link:focus{top:0}.site-header,.site-footer{background:#0d0d0d}.site-header{position:sticky;top:0;z-index:1000}.site-header .container,.site-footer .container{padding:var(--space-sm)0}.page-nav ul{list-style:none;margin:0;padding:0;display:flex;justify-content:space-between;align-items:center}.page-nav li{flex:1;text-align:center}.page-nav li.current{flex:2;font-size:1.5em}main{padding:var(--space-lg)0;transform:perspective(800px)rotateX(1deg)rotateY(-1deg);border-radius:1rem;overflow:hidden}.btn{display:inline-block;padding:var(--space-xs)var(--space-md);border-radius:var(--radius-md);border:none;cursor:pointer;font:inherit}.btn-primary{background:var(--navy);color:#fff}.btn-primary:hover{background:var(--navy-dark-1)}.btn-secondary{background:var(--teal);color:#fff}.btn-secondary:hover{background:var(--teal-dark-1)}.btn-outline{background:0 0;border:1px solid var(--accent);color:var(--accent)}.btn-outline:hover{background:var(--accent-light-1)}.card{background:#fff;padding:var(--space-md);border-radius:var(--radius-md);margin-bottom:var(--space-md)}body.pixel .card.pixel-border{border:2px solid var(--navy)}.alert{padding:var(--space-sm)var(--space-md);border-left:4px solid var(--teal);background:var(--mint-light-2)}.alert-warning{border-color:var(--accent);background:var(--accent-light-2)}.alert-success{border-color:var(--teal);background:var(--mint-light-1)}table{width:100%;border-collapse:collapse}th,td{padding:var(--space-xs)var(--space-sm);border:1px solid var(--teal-light-2)}tbody tr:nth-child(even){background:var(--mint-light-2)}label{display:block;margin-bottom:var(--space-xs)}input,textarea,select{width:100%;padding:var(--space-xs)var(--space-sm);border:1px solid var(--teal-light-2);border-radius:var(--radius-sm);font:inherit}input.error,textarea.error,select.error{border-color:var(--accent-dark-1)}input.success,textarea.success,select.success{border-color:var(--teal-dark-1)}.breadcrumbs{list-style:none;display:flex;gap:var(--space-xs);padding:0;margin-bottom:var(--space-md);font-size:.875rem}.breadcrumbs li+li:before{content:"/";padding-right:var(--space-xs);color:var(--teal)}.pagination{list-style:none;display:flex;gap:var(--space-xs);padding:0}.pagination li a,.pagination li span{display:block;padding:var(--space-xs)var(--space-sm);border:1px solid var(--teal)}.pagination li a:hover{background:var(--teal-light-1)}.bg-surface{background:#fff}.text-primary{color:var(--navy)}.border-teal{border-color:var(--teal)}.rule-90s{height:2px;background:var(--teal);margin:var(--space-lg)0}body.gradients .rule-90s{background:linear-gradient(90deg,var(--accent),var(--teal))}.pixel-border{border:1px solid var(--navy)}body.pixel .pixel-border{border-width:2px}.bevel-btn{border:2px outset var(--mint-dark-2);background:var(--mint-light-1)}body.pixel .bevel-btn{border-style:inset}hr{border:0;border-top:1px solid var(--teal-light-2)}body.retro hr{border-top-style:dotted}