html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:var(--font-sans)}.site-header,.site-footer{background-color:var(--surface, var(--bg))}.site-main{padding-top:var(--shell-top, 0px);padding-bottom:var(--shell-bottom, 0px)}html{scroll-padding-top:calc(var(--shell-top, 0px) + 12px)}body{min-height:100vh;min-height:100svh;-webkit-font-smoothing:antialiased;display:flex;flex-direction:column}@supports (height: 100dvh){body{min-height:100dvh}}main{flex:1}a{color:inherit;text-decoration:none}.view-nav a{padding:6px 12px;border-radius:6px;font-size:14px;font-weight:500;color:var(--ink-2);text-decoration:none;transition:background .15s,color .15s}.view-nav a:hover,.view-nav a.active{background:var(--bg-3);color:var(--ink)}.theme-toggle-btn{appearance:none;background:var(--bg-2);color:var(--ink);border:1px solid var(--rule);border-radius:8px;width:36px;height:36px;padding:0;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:border-color .15s,background .15s;flex-shrink:0}.theme-toggle-btn:hover{border-color:var(--ink-3);background:var(--bg-3)}.theme-toggle-btn svg{width:18px;height:18px}:root:not([data-theme=light]) .theme-toggle-btn .ico-sun{display:none}:root[data-theme=light] .theme-toggle-btn .ico-moon{display:none}.lang-btn{font-family:var(--font-mono);font-size:12px;font-weight:600;color:var(--ink-2);background:transparent;border:1px solid var(--rule);border-radius:6px;padding:4px 8px;cursor:pointer;transition:color .15s,background .15s;text-decoration:none;line-height:1.4}.lang-btn:hover,.lang-btn.active{color:var(--ink);background:var(--bg-3);border-color:var(--ink-3)}.lang-switcher{position:relative;display:flex;gap:4px;align-items:center}.header-stats{display:flex;align-items:baseline;gap:14px;font-family:var(--font-mono);font-size:9.5px;color:var(--ink-3);letter-spacing:.16em;text-transform:uppercase;white-space:nowrap}.header-stats span{display:inline-flex;align-items:baseline;gap:5px}.header-stats strong{color:var(--ink);font-weight:500;font-size:14px;letter-spacing:0;font-variant-numeric:tabular-nums}.nav-cluster{display:flex;align-items:center;gap:14px;flex-shrink:0;flex-wrap:wrap}.nav-hamburger{display:none;background:var(--bg-2);border:1px solid var(--rule);border-radius:8px;width:36px;height:36px;padding:0;align-items:center;justify-content:center;cursor:pointer;color:var(--ink);flex-shrink:0}.nav-hamburger svg{width:20px;height:20px}@media(max-width:1100px){.header-stats{display:none!important}}@media(max-width:1024px){.site-header{padding:10px 14px!important;gap:10px!important;flex-wrap:nowrap!important;align-items:center!important}.site-header .brand-eyebrow{display:none!important}.site-header .brand-h1{font-size:18px!important}.site-header .brand-h1-dim{display:none!important}.site-header .tue-logo img{height:28px!important}.site-header .nav-cluster{display:none}.site-header .nav-cluster.open{display:flex;flex-direction:column;align-items:stretch;gap:10px;position:fixed;top:54px;right:8px;padding:14px;background-color:var(--surface, var(--bg-2));background-image:var(--surface-image, none);-webkit-backdrop-filter:var(--surface-blur-menu, var(--surface-blur, none));backdrop-filter:var(--surface-blur-menu, var(--surface-blur, none));border:1px solid var(--surface-edge, var(--rule));border-radius:10px;box-shadow:var(--surface-shadow, 0 8px 28px oklch(0 0 0 / .3));min-width:200px;z-index:200;transform-origin:top right;animation:nav-drawer-in var(--t-base, .2s) var(--ease-enter, cubic-bezier(0,0,.2,1)) both}.site-header .nav-cluster.open>*{animation:nav-row-in var(--t-slow, .28s) var(--ease-enter, cubic-bezier(0,0,.2,1)) both}.site-header .nav-cluster.open>*:nth-child(1){animation-delay:35ms}.site-header .nav-cluster.open>*:nth-child(2){animation-delay:70ms}.site-header .nav-cluster.open>*:nth-child(3){animation-delay:105ms}.site-header .nav-cluster.open>*:nth-child(4){animation-delay:.14s}.site-header .nav-cluster.open>*:nth-child(5){animation-delay:175ms}.site-header .nav-cluster.open>*:nth-child(6){animation-delay:.21s}.site-header .nav-cluster.open>*:nth-child(7){animation-delay:245ms}.site-header .nav-cluster.open.closing{animation:nav-drawer-out var(--t-fast, .12s) var(--ease-exit, cubic-bezier(.4,0,1,1)) both}.site-header .nav-cluster.open.closing>*{animation:none}body.nav-open:after{content:"";position:fixed;inset:0;z-index:59;pointer-events:auto;background:#00000047;animation:scrim-in var(--t-base, .2s) var(--ease-enter, cubic-bezier(0,0,.2,1)) both}:root[data-theme=light] body.nav-open:after{background:#19232a29}@keyframes scrim-in{0%{opacity:0}to{opacity:1}}@keyframes nav-drawer-in{0%{opacity:0;transform:translateY(-6px) scale(.98)}to{opacity:1;transform:none}}@keyframes nav-drawer-out{0%{opacity:1;transform:none}to{opacity:0;transform:translateY(-4px) scale(.99)}}@keyframes nav-row-in{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}@media(prefers-reduced-motion:reduce){.site-header .nav-cluster.open,.site-header .nav-cluster.open>*,.site-header .nav-cluster.open.closing,body.nav-open:after{animation:none!important}}.site-header .nav-cluster .view-nav{display:flex;flex-direction:column;gap:4px;align-items:stretch!important}.site-header .nav-cluster .view-nav a{padding:8px 12px;text-align:left}.site-header .nav-cluster .header-stats{display:flex!important;flex-direction:column;gap:6px;padding:8px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}.site-header .nav-cluster .lang-switcher{flex-wrap:wrap;padding:4px 0}.site-header .nav-cluster .theme-toggle-btn{align-self:flex-start}.site-header .nav-cluster>span[style*="width:1px"]{display:none}.nav-hamburger{display:inline-flex}}@media(max-width:480px){.site-header .brand-h1{font-size:15px!important}.site-header .tue-logo img{height:24px!important}}@media(max-width:640px){.site-footer{padding:7px 12px calc(7px + env(safe-area-inset-bottom,0px))!important;font-size:9.5px!important;letter-spacing:.04em!important}.site-footer-row{gap:6px!important}.site-footer .ft-opt{display:none}}