/* Shared foundation. Each theme sets the custom properties and its own layout on top. */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font-body);font-size:var(--fs-body,1.0625rem);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--link,var(--primary));text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--focus,var(--accent));outline-offset:2px}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.2;color:var(--heading,var(--fg));text-wrap:balance}
p{text-wrap:pretty}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--fg);color:var(--bg);padding:.6rem 1rem}
.skip-link:focus{left:1rem;top:1rem}
.wrap{width:min(100% - 2rem,var(--max,72rem));margin-inline:auto}

/* Prose */
.prose{max-width:var(--measure,42rem);min-width:0}
.prose>*{max-width:100%}
.prose>*+*{margin-top:1.1em}
.prose h2{font-size:clamp(1.4rem,1.1rem + 1.2vw,1.85rem);margin-top:2.2em;scroll-margin-top:5rem}
.prose h3{font-size:1.25rem;margin-top:1.8em;scroll-margin-top:5rem}
.prose ul,.prose ol{padding-left:1.3em}
.prose li+li{margin-top:.4em}
.prose code{font-size:.9em;background:var(--surface);padding:.1em .35em;border-radius:4px}
.prose figure{margin:1.5em 0}
.prose figcaption{font-size:.875rem;color:var(--muted);margin-top:.5em}
.prose blockquote{margin:1.5em 0;padding:0 1.2em;font-style:italic;color:var(--muted)}
.table-wrap{overflow-x:auto;margin:1.5em 0;border:1px solid var(--border);border-radius:var(--radius,8px)}
.table-wrap table{border-collapse:collapse;width:100%;font-size:.95rem;min-width:28rem}
.table-wrap th,.table-wrap td{text-align:left;padding:.65rem .8rem;border-bottom:1px solid var(--border);vertical-align:top}
.table-wrap thead th{background:var(--surface);font-weight:700}
.table-wrap tbody tr:last-child td{border-bottom:0}
.checklist{list-style:none;padding:0!important}
.checklist li{display:flex;gap:.7rem;align-items:flex-start}
.checklist .box{flex:0 0 1.2rem;height:1.2rem;margin-top:.25rem;border:2px solid var(--primary);border-radius:4px;display:grid;place-items:center;font-size:.8rem;color:var(--primary)}
.callout{padding:1rem 1.2rem;border-radius:var(--radius,8px);background:var(--surface);border:1px solid var(--border)}
.callout p{margin:0}
.callout-safety,.callout-warning{border-color:var(--danger,#b42318);background:color-mix(in srgb,var(--danger,#b42318) 7%,var(--bg))}
.callout-quick-answer,.callout-key-takeaway{border-color:var(--primary)}

/* Shared components */
.breadcrumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:.35rem;padding:0;margin:0;font-size:.85rem;color:var(--muted)}
.breadcrumbs li+li::before{content:"/";margin-right:.35rem;opacity:.6}
.breadcrumbs a{color:inherit}
.toc{border:1px solid var(--border);border-radius:var(--radius,8px);padding:1rem 1.2rem;background:var(--surface)}
.toc-title{margin:0 0 .5rem;font-weight:700;font-size:.9rem;text-transform:uppercase;letter-spacing:.06em}
.toc ol{margin:0;padding-left:1.2em;font-size:.95rem}
.toc li+li{margin-top:.25rem}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(9rem,1fr));gap:.6rem;margin:0}
.facts div{background:var(--surface);border-radius:var(--radius,8px);padding:.7rem .9rem}
.facts dt{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.facts dd{margin:.15rem 0 0;font-weight:600}
.search-form{display:flex;gap:.5rem;max-width:36rem}
.search-form input{flex:1;min-width:0;font:inherit;padding:.7rem .9rem;border:1px solid var(--border);border-radius:var(--radius,8px);background:var(--bg);color:var(--fg)}
.search-form button{font:inherit;font-weight:600;padding:.7rem 1.1rem;border:0;border-radius:var(--radius,8px);background:var(--primary);color:var(--on-primary,#fff);cursor:pointer}
.search-results{margin-top:1.5rem}
.search-count{color:var(--muted)}
.search-list{list-style:none;padding:0}
.search-list li{padding:1rem 0;border-bottom:1px solid var(--border)}
.search-list span{display:block;font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.search-list p{margin:.3rem 0 0}
.archive-list{list-style:none;padding:0}
.archive-list li{display:flex;gap:1rem;padding:.55rem 0;border-bottom:1px solid var(--border);flex-wrap:wrap}
.archive-list time{color:var(--muted);min-width:9.5rem;font-size:.9rem}
.ad-slot{margin:2rem 0;min-height:100px}
.cookie-notice{position:fixed;left:1rem;right:1rem;bottom:1rem;z-index:50;max-width:30rem;display:flex;gap:1rem;align-items:center;background:var(--fg);color:var(--bg);padding:.8rem 1rem;border-radius:var(--radius,8px);box-shadow:0 8px 30px rgba(0,0,0,.2);font-size:.9rem}
.cookie-notice p{margin:0}
.cookie-notice a{color:inherit}
.cookie-notice button{font:inherit;font-weight:700;border:0;border-radius:6px;padding:.4rem .9rem;background:var(--bg);color:var(--fg);cursor:pointer}
.related-list{list-style:none;padding:0;margin:0}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

:root{--bg:#fafaf7;--fg:#111;--muted:#5c5c57;--primary:#2f43ff;--accent:#2f43ff;--surface:#f0f0ea;--border:#dcdcd4;--link:#2032d6;--font-head:"Inter",system-ui,sans-serif;--font-body:"Inter",system-ui,sans-serif;--mono:"JetBrains Mono",ui-monospace,Menlo,monospace;--radius:6px;--max:68rem;--measure:40rem;--fs-body:1.03rem}
.mono{font-family:var(--mono)}
.small{font-size:.82rem;color:var(--muted)}
h1,h2,h3{letter-spacing:-.025em;font-weight:800}
.hd{border-bottom:1px solid var(--fg)}
.hd-in{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 0;flex-wrap:wrap}
.logo svg{width:12rem}
.hd nav ul{list-style:none;display:flex;gap:1.4rem;margin:0;padding:0;flex-wrap:wrap}
.hd nav a{font-family:var(--mono);font-size:.88rem;color:var(--fg);text-decoration:none}
.hd nav a:hover{color:var(--primary);text-decoration:underline}
.tools-link{background:var(--primary);color:#fff!important;padding:.25rem .6rem;border-radius:var(--radius)}
.nav-toggle{display:none;font-family:var(--mono);background:none;border:1px solid var(--fg);border-radius:var(--radius);padding:.35rem .8rem;color:var(--fg)}
@media (max-width:760px){.nav-toggle{display:block}.hd nav{display:none;width:100%}.hd nav.is-open{display:block}.hd nav ul{flex-direction:column;gap:.8rem;padding-bottom:.5rem}}
main{padding:2.5rem 0 4rem}
.kicker{color:var(--primary);font-size:.85rem;margin:0}
.intro{padding:2rem 0 1rem}
.intro h1{font-size:clamp(2.6rem,1.6rem + 5vw,5.2rem);line-height:.98;margin:.5rem 0 1rem}
.lede{font-size:1.15rem;color:var(--muted);max-width:38rem}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:1rem;margin:2rem 0}
.tool-card{display:flex;flex-direction:column;gap:.35rem;padding:1.4rem;border:1px solid var(--fg);border-radius:var(--radius);text-decoration:none;color:var(--fg);background:#fff;transition:box-shadow .15s ease}
.tool-card:hover{box-shadow:6px 6px 0 var(--primary)}
.tool-card .mono{font-size:.8rem;color:var(--primary)}
.tool-card strong{font-size:1.35rem;letter-spacing:-.02em}
.tool-card span:last-child{color:var(--muted)}
.feature{border-top:1px solid var(--fg);padding-top:1.5rem;margin-top:2.5rem}
.feature h2{font-size:clamp(1.6rem,1.2rem + 1.6vw,2.3rem);margin:.4rem 0}
.feature h2 a{color:var(--fg);text-decoration:none}
.feature h2 a:hover{color:var(--primary)}
.sec{font-size:.95rem;font-weight:600;color:var(--primary);margin:3rem 0 .8rem}
.idx-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--fg)}
.idx-list a{display:grid;grid-template-columns:3.5rem 1fr auto;gap:1rem;align-items:baseline;padding:.95rem 0;border-bottom:1px solid var(--border);color:var(--fg);text-decoration:none}
.idx-list a:hover .t{color:var(--primary)}
.idx-list .idx{color:var(--muted);font-size:.85rem}
.idx-list .t{font-weight:600;font-size:1.08rem}
.idx-list .c{font-size:.78rem;color:var(--muted)}
@media (max-width:600px){.idx-list a{grid-template-columns:2.6rem 1fr}.idx-list .c{grid-column:2}}
.art-head{max-width:46rem;margin:1rem 0 2rem}
.art-head h1{font-size:clamp(2rem,1.4rem + 2.6vw,3.1rem);line-height:1.05;margin:.5rem 0 .8rem}
.art-grid{display:grid;grid-template-columns:14rem minmax(0,1fr);gap:3.5rem;align-items:start}
.art-side{position:sticky;top:1rem;display:grid;gap:1rem}
.toc{background:transparent;border:0;border-left:2px solid var(--fg);border-radius:0;padding:.1rem 0 .1rem 1rem}
.toc-title{font-family:var(--mono);font-weight:600;text-transform:none;letter-spacing:0;color:var(--primary)}
.mono-facts{grid-template-columns:1fr}
.mono-facts div{background:transparent;border:1px solid var(--border)}
.mono-facts dt{font-family:var(--mono);text-transform:none;letter-spacing:0}
@media (max-width:880px){.art-grid{grid-template-columns:1fr}.art-side{position:static}}
.tool-cta{display:flex;gap:1rem;align-items:center;justify-content:space-between;border:1px solid var(--primary);border-radius:var(--radius);padding:.9rem 1.1rem;background:#eef0ff}
.tool-cta .mono{font-size:.8rem;color:var(--primary)}
.tool-cta a{font-weight:700}
.callout{background:#fff;border:1px solid var(--fg);border-radius:var(--radius)}
.table-wrap{border-color:var(--fg)}
.tool{border:1px solid var(--fg);border-radius:var(--radius);padding:1.5rem;background:#fff;margin-bottom:2.5rem;max-width:46rem}
.t-display{font-size:clamp(3.5rem,2rem + 8vw,7rem);font-weight:600;letter-spacing:-.04em;line-height:1}
.tool[data-phase="short"] .t-display,.tool[data-phase="long"] .t-display{color:var(--primary)}
.t-phase{color:var(--muted);margin:.4rem 0 1.2rem}
.t-controls{display:flex;gap:.6rem;flex-wrap:wrap}
.tool button{font:inherit;font-weight:700;padding:.7rem 1.3rem;border-radius:var(--radius);border:1px solid var(--fg);background:var(--fg);color:#fff;cursor:pointer}
.tool button:hover{background:var(--primary);border-color:var(--primary)}
.tool button.ghost{background:#fff;color:var(--fg)}
.t-settings,.p-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(10rem,1fr));gap:.8rem;margin-top:1.5rem}
.tool label{display:flex;flex-direction:column;gap:.3rem;font-size:.85rem;font-family:var(--mono);color:var(--muted)}
.tool label.check{flex-direction:row;align-items:center;gap:.5rem}
.tool input,.tool select,.tool textarea{font:inherit;font-family:var(--font-body);font-size:1rem;padding:.55rem .6rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--fg)}
.tool textarea{font-family:var(--mono);font-size:.92rem}
.tool label.full{margin:1rem 0}
.p-out{list-style:none;padding:0;margin:1.5rem 0 .5rem;display:grid;gap:.4rem}
.blk{display:grid;grid-template-columns:11rem 1fr auto;gap:.8rem;align-items:baseline;padding:.6rem .8rem;border-radius:var(--radius);background:var(--fg);color:#fff}
.blk-break{background:var(--surface);color:var(--fg)}
.blk em{font-style:normal;font-size:.8rem;opacity:.75}
@media (max-width:560px){.blk{grid-template-columns:1fr}}
.ft{border-top:1px solid var(--fg);padding:2.5rem 0 1.5rem}
.ft-in{display:grid;grid-template-columns:1.5fr 1fr;gap:2rem}
.ft svg{width:11rem}
.ft ul{list-style:none;padding:0;margin:0;columns:2}
.ft li{margin-bottom:.45rem}
.ft a{color:var(--fg)}
@media (max-width:640px){.ft-in{grid-template-columns:1fr}}
.page-head h1,.simple-page h1{font-size:clamp(2rem,1.4rem + 2.4vw,3rem);letter-spacing:-.03em}