:root{--content-width: 45rem;--wide-width: 60rem;--body-size: 1.175rem;--body-lh: 1.68;--heading-lh: 1.2;--space-xs: .5rem;--space-sm: 1rem;--space-md: 2rem;--space-lg: 4rem;--space-xl: 6rem;--font-body: "Source Serif 4", "Georgia", serif;--font-sans: "IBM Plex Sans", "Helvetica Neue", sans-serif;--font-mono: "JetBrains Mono", "Menlo", monospace;--font-display: "Fraunces", "Source Serif 4", "Georgia", serif;--lift-shadow: 7px 7px 0 0 var(--accent-secondary);--lift-shadow-flat: 1px 1px 0 0 var(--accent-secondary)}@keyframes lift-in{0%{transform:translateY(0);box-shadow:var(--lift-shadow-flat)}to{transform:translateY(-5px);box-shadow:var(--lift-shadow)}}[data-theme=light]{--bg: #FBF8F2;--bg-subtle: #EFEADE;--bg-code: #F1ECE0;--text: #1F2E2E;--text-heading: #16201F;--text-secondary: #5A6664;--text-tertiary: #8A9492;--accent: #2F6E6A;--accent-hover: #235451;--accent-secondary: #D08A6E;--border: #E0D9CB;--border-subtle: #ECE6D8;--code-text: #2A3938;--selection-bg: rgba(47, 110, 106, .15);--shadow: rgba(0, 0, 0, .06)}[data-theme=dark]{--bg: #1B2625;--bg-subtle: #26302E;--bg-code: #212B29;--text: #D7D2C6;--text-heading: #ECE6D8;--text-secondary: #9AA39C;--text-tertiary: #6E7872;--accent: #D88A6E;--accent-hover: #E6A488;--accent-secondary: #9DBA94;--border: #34403D;--border-subtle: #2B3533;--code-text: #CDC8BC;--selection-bg: rgba(216, 138, 110, .2);--shadow: rgba(0, 0, 0, .35)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);font-size:var(--body-size);line-height:var(--body-lh);color:var(--text);background-color:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color .4s ease,color .4s ease}::selection{background:var(--selection-bg)}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);color:var(--text-heading);line-height:var(--heading-lh);letter-spacing:-.02em}h1{font-size:2.5rem;font-weight:700}h2{font-size:1.5rem;font-weight:600}h3{font-size:1.15rem;font-weight:600}p{margin-bottom:1.4em}a{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px;transition:color .2s ease}a:hover{color:var(--accent-hover);text-decoration-color:var(--accent-secondary)}code{font-family:var(--font-mono);font-size:.88em;color:var(--code-text);background:var(--bg-code);padding:.15em .4em;border-radius:3px}pre{font-family:var(--font-mono);font-size:.85rem;line-height:1.6;background:var(--bg-code);border:1px solid var(--border-subtle);border-radius:6px;padding:1rem 2rem;overflow-x:auto}pre code{background:none;padding:0;font-size:inherit}blockquote{border-left:2px solid var(--border);padding-left:var(--space-md);color:var(--text-secondary);font-style:italic}hr{border:none;border-top:1px solid var(--border);margin:var(--space-lg) 0}img{max-width:100%;height:auto}.nav{position:sticky;top:0;z-index:100;padding:.75rem var(--space-md) 0;background:transparent}.nav-inner{max-width:var(--wide-width);margin:0 auto;padding:.55rem 1.1rem .55rem 1.25rem;display:flex;align-items:center;justify-content:space-between;border:2px solid var(--accent);border-radius:14px;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transform:translateY(-5px);box-shadow:var(--lift-shadow);animation:lift-in .8s cubic-bezier(.2,.7,.25,1) .85s both;transition:background-color .4s ease,border-color .4s ease}[data-theme=light] .nav-inner{background-color:#fbf8f2d9}[data-theme=dark] .nav-inner{background-color:#1b2625d9}.nav-name{font-family:var(--font-sans);font-size:1rem;font-weight:600;color:var(--text-heading);text-decoration:none;letter-spacing:-.01em;transition:color .2s ease;display:inline-flex;align-items:center;gap:.5rem}.nav-logo{flex-shrink:0;width:2.55em;height:1.5em;background-color:currentColor;-webkit-mask:url(/logo-mark.svg) center / contain no-repeat;mask:url(/logo-mark.svg) center / contain no-repeat}.nav-name:hover{color:var(--accent)}.nav-links{display:flex;align-items:center;gap:1.75rem;list-style:none}.nav-links a{font-family:var(--font-sans);font-size:.875rem;font-weight:400;color:var(--text-secondary);text-decoration:none;transition:color .2s ease}.nav-links a:hover{color:var(--accent)}.nav-links a.active{color:var(--accent-secondary);font-weight:600;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}@media(prefers-reduced-motion:reduce){.nav-inner{animation:none;transform:none;box-shadow:var(--lift-shadow)}}.theme-toggle{position:relative;display:inline-flex;align-items:center;justify-content:space-between;box-sizing:border-box;width:3.25rem;height:1.6rem;padding:0 .34rem;background:var(--bg-subtle);border:1px solid var(--border);border-radius:999px;cursor:pointer;transition:border-color .2s ease,background .2s ease;margin-left:1.75rem}.theme-toggle:hover{border-color:var(--accent)}.theme-toggle svg{width:13px;height:13px;color:var(--text-tertiary);position:relative;z-index:1;transition:color .2s ease}.toggle-knob{position:absolute;top:50%;left:.18rem;width:1.18rem;height:1.18rem;border-radius:50%;background:var(--accent);transform:translateY(-50%);transition:transform .22s cubic-bezier(.4,0,.2,1),background .2s ease}[data-theme=dark] .toggle-knob{transform:translate(calc(3.25rem - 1.18rem - 2 * .18rem - 2px),-50%)}[data-theme=light] .theme-toggle .icon-sun,[data-theme=dark] .theme-toggle .icon-moon{color:var(--bg)}.nav-hamburger{display:none;align-items:center;justify-content:center;width:2rem;height:2rem;padding:0;background:none;border:1px solid var(--border);border-radius:6px;color:var(--text-secondary);cursor:pointer;transition:color .2s ease,border-color .2s ease;margin-left:.75rem}.nav-hamburger:hover{color:var(--text);border-color:var(--accent)}.nav-hamburger svg{width:16px;height:16px}.nav-mobile-overlay{display:none}@media(max-width:768px){.nav-links{display:none}.nav-hamburger{display:flex}.theme-toggle{margin-left:auto}.nav-mobile-overlay{display:none;position:fixed;inset:0;z-index:200;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);padding:var(--space-lg) var(--space-md)}[data-theme=light] .nav-mobile-overlay{background-color:#fbf8f2f2}[data-theme=dark] .nav-mobile-overlay{background-color:#1b2625f2}.nav-mobile-overlay.is-open{display:block}.nav-mobile-close{position:absolute;top:1rem;right:var(--space-md);background:none;border:1px solid var(--border);border-radius:6px;width:2rem;height:2rem;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);cursor:pointer;font-size:1.25rem;font-family:var(--font-sans);transition:color .2s ease,border-color .2s ease}.nav-mobile-close:hover{color:var(--text);border-color:var(--accent)}.nav-mobile-group{margin-bottom:var(--space-md)}.nav-mobile-label{font-family:var(--font-sans);font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-tertiary);margin-bottom:var(--space-xs)}.nav-mobile-group ul{list-style:none}.nav-mobile-group a{font-family:var(--font-sans);font-size:1.25rem;font-weight:500;color:var(--text);text-decoration:none;display:block;padding:.4rem 0;transition:color .2s ease}.nav-mobile-group a:hover{color:var(--accent)}}.footer{border-top:1px solid var(--border);padding:var(--space-md) 0;margin-top:var(--space-lg)}.footer-inner{max-width:var(--wide-width);margin:0 auto;padding:0 var(--space-md);font-family:var(--font-sans);font-size:.8rem;color:var(--text-tertiary);display:flex;align-items:center;justify-content:space-between}.footer-name{color:var(--text-secondary)}.footer-links{display:flex;align-items:center;gap:1rem}.footer-links a{color:var(--text-tertiary);text-decoration:none;transition:color .2s ease}.footer-links a:hover{color:var(--accent)}@media(max-width:768px){.footer-inner{flex-direction:column;gap:.5rem;text-align:center}}