/* Tech Cheat Codes: base + layout (Direction 1 "Clear Signal"). Reads tokens.css only. */
*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{-webkit-text-size-adjust:100%;scroll-padding-top:1rem}
body{font-family:var(--font-body);font-size:var(--font-size-base);line-height:var(--line-height-base);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
h1,h2,h3,h4,h5{font-family:var(--font-heading);letter-spacing:var(--letter-spacing-heading);line-height:var(--line-height-snug);font-weight:var(--font-weight-heavy)}
h2{font-size:var(--font-size-2xl);line-height:1.1}
h3{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold)}
p,ul,ol,dl,table,details,figure{margin-block-end:0}
a{color:var(--color-primary);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{color:var(--color-primary-strong)}
button,input,select,textarea{font:inherit;color:inherit}
:focus{outline:none}
:focus-visible{outline:var(--focus-ring-width) solid var(--focus-ring-color);outline-offset:var(--focus-ring-offset);border-radius:4px}
.visually-hidden{position:absolute!important;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:var(--space-md);top:-4rem;z-index:100;background:var(--color-text);color:var(--white);padding:var(--space-xs) var(--space-md);border-radius:var(--radius-sm);font-weight:600}
.skip-link:focus{top:var(--space-md);color:var(--white)}
.mono{font-family:var(--font-mono)}
.muted{color:var(--color-text-muted)}
.nowrap{white-space:nowrap}
.wrap{max-width:calc(var(--container-max) + 2 * var(--container-pad));margin-inline:auto;padding-inline:var(--container-pad)}
.content{max-width:var(--content-max)}

/* ---------- Site-wide bar (static, one line) ---------- */
.bar{background:var(--color-bar-bg);color:var(--color-bar-text);font-size:var(--font-size-xs)}
.bar .wrap{display:flex;justify-content:space-between;align-items:center;min-height:46px;gap:var(--space-md);padding-block:var(--space-xs)}
.bar__l,.bar__r{display:flex;align-items:center;gap:var(--space-sm)}
.bar__r{gap:var(--space-lg);flex:none}
.bar__tag{background:var(--color-deal);color:var(--color-on-deal);font-weight:700;font-size:.75rem;padding:3px 10px;border-radius:var(--radius-xs);letter-spacing:.03em;white-space:nowrap;text-transform:uppercase}
.bar__dis{color:var(--color-bar-muted);font-size:.78rem;font-weight:500}
.bar a{color:var(--color-bar-link);font-weight:700;white-space:nowrap;text-decoration:none}
.bar a:hover{color:var(--white);text-decoration:underline}
@media (max-width:760px){.bar .wrap{flex-direction:column;align-items:flex-start;gap:4px}.bar__l{align-items:flex-start}.bar__r{gap:var(--space-md)}}

/* ---------- Header / nav ---------- */
.site-header{background:var(--white);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:40}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:var(--space-lg);min-height:var(--header-height)}
.logo{display:inline-flex;align-items:center;flex:none;border-radius:6px}
.logo svg{height:40px;width:auto}
.nav{display:flex;gap:1.6rem}
.nav a{color:var(--color-text-muted);font-size:var(--font-size-sm);font-weight:500;text-decoration:none;white-space:nowrap}
.nav a:hover,.nav a[aria-current="page"],.nav a.is-active{color:var(--color-text)}
.nav a[aria-current="page"],.nav a.is-active{font-weight:700}
.header-tools{display:flex;align-items:center;gap:var(--space-sm)}
.menu{display:none;position:relative}
.menu summary{list-style:none;cursor:pointer;width:42px;height:42px;border:1px solid var(--color-border);border-radius:var(--radius-md);display:grid;place-items:center}
.menu summary::-webkit-details-marker{display:none}
.menu summary span{width:18px;height:2px;background:var(--ink);box-shadow:0 6px 0 var(--ink),0 -6px 0 var(--ink)}
.menu__panel{position:absolute;right:0;top:calc(100% + 8px);background:var(--white);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-hover);padding:var(--space-sm);min-width:15rem;display:grid}
.menu__panel a{padding:.7rem .8rem;border-radius:var(--radius-sm);color:var(--ink);text-decoration:none;font-weight:600}
.menu__panel a:hover{background:var(--mist)}
@media (max-width:1180px){.nav{gap:1.1rem}.header-tools .nav-cta{display:none}}
@media (max-width:1000px){.site-header .nav{display:none}.menu{display:block}.header-tools .nav-cta{display:none}}
@media (max-width:600px){.logo svg{height:30px}.site-header .wrap{min-height:64px;gap:var(--space-sm)}}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:var(--radius-md);font-family:var(--font-heading);font-weight:700;font-size:var(--font-size-sm);line-height:1.2;text-decoration:none;border:1.5px solid transparent;cursor:pointer;transition:background-color var(--motion-duration-fast) ease-out,color var(--motion-duration-fast) ease-out,border-color var(--motion-duration-fast) ease-out}
.btn--primary{background:var(--color-primary);color:var(--color-on-primary)}
.btn--primary:hover{background:var(--color-primary-strong);color:var(--white)}
.btn--dark{background:var(--ink);color:var(--white)}
.btn--dark:hover{background:var(--ink-3);color:var(--white)}
.btn--outline{background:var(--white);color:var(--ink);border-color:var(--color-border)}
.btn--outline:hover{border-color:var(--color-primary);color:var(--color-primary)}
.btn--block{display:flex;width:100%}
.btn--sm{padding:9px 14px;font-size:.875rem}

/* ---------- Page scaffolding ---------- */
.section{padding-block:var(--space-3xl)}
.section--mist{background:var(--color-surface)}
.sh{display:flex;justify-content:space-between;align-items:end;gap:var(--space-xl);margin-bottom:2.25rem}
.sh p{color:var(--color-text-muted);max-width:30rem}
.sh__num{display:block;font-family:var(--font-mono);font-size:var(--font-size-xs);color:var(--color-text-muted);margin-bottom:4px;letter-spacing:0}
.sh a{white-space:nowrap;font-weight:600;text-decoration:none}
@media (max-width:760px){.sh{flex-direction:column;align-items:flex-start;gap:var(--space-sm)}}
.intro{padding-block:3.25rem 1.5rem}
.crumb{font-family:var(--font-mono);font-size:var(--font-size-xs);color:var(--color-text-muted)}
.crumb ol{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:.4rem}
.crumb li+li::before{content:"/";margin-right:.4rem;color:var(--color-border-strong)}
.crumb a{color:var(--color-text-muted);text-decoration:none}
.crumb a:hover{color:var(--color-primary);text-decoration:underline}
.intro h1{font-size:var(--font-size-page);line-height:1.05;margin:.6rem 0 .9rem}
.lead{font-size:1.1875rem;color:var(--color-text-muted);max-width:47.5rem}
.intro .lead+.lead{margin-top:.6rem}
.eyebrow{display:inline-flex;gap:8px;align-items:center;background:var(--white);border:1px solid var(--color-border);padding:6px 14px;border-radius:var(--radius-pill);font-size:.875rem;color:var(--color-text-muted);font-weight:500}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--teal)}
.kicker{font-size:.8125rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--color-primary)}

/* Prose (Markdown bodies) */
.prose{max-width:var(--content-max)}
.prose>*+*{margin-top:1.1rem}
.prose h2{font-size:clamp(1.5rem,2.4vw,1.875rem);margin-top:2.5rem;scroll-margin-top:1rem}
.prose h3{margin-top:1.75rem;font-size:1.25rem}
.prose ul,.prose ol{padding-left:1.4rem}
.prose li+li{margin-top:.4rem}
.prose code{font-family:var(--font-mono);font-size:.9em;background:var(--mist);border:1px solid var(--line);border-radius:6px;padding:.05em .35em}
.prose blockquote{border-left:4px solid var(--line);padding-left:1rem;color:var(--slate)}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--color-border);padding-block:3.5rem 2.5rem;margin-top:var(--space-3xl)}
.fgrid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:var(--space-xl)}
.fgrid h2{font-size:.875rem;margin-bottom:.75rem;letter-spacing:0;font-weight:700}
.fgrid ul{list-style:none;padding:0}
.fgrid li{margin-bottom:.5rem}
.fgrid a{color:var(--color-text-muted);font-size:.875rem;text-decoration:none}
.fgrid a:hover{color:var(--color-primary);text-decoration:underline}
.fbrand p{color:var(--color-text-muted);font-size:.9375rem;margin-top:.75rem;max-width:22rem}
.fbrand .logo svg{height:34px}
.social{display:flex;gap:.5rem;margin-top:1rem;list-style:none;padding:0}
.social a{width:38px;height:38px;border:1px solid var(--color-border);border-radius:var(--radius-md);display:grid;place-items:center;color:var(--ink)}
.social a:hover{border-color:var(--color-primary);color:var(--color-primary)}
.social svg{width:18px;height:18px}
.legal{display:flex;flex-wrap:wrap;justify-content:space-between;gap:var(--space-sm) var(--space-xl);margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid var(--color-border);color:var(--color-text-muted);font-size:.8125rem}
.legal p{max-width:44rem}
.legal strong{color:var(--ink);font-weight:600}
@media (max-width:900px){.fgrid{grid-template-columns:1fr 1fr}.fbrand{grid-column:1/-1}}

/* ---------- Easy / Pro layers ---------- */
html.js[data-mode="easy"] [data-layer="pro"]{display:none}
html.js[data-mode="pro"] [data-layer="easy-only"]{display:none}
.mode-swap{display:grid}
.mode-swap>.mode-swap__item{grid-area:1/1}
html.js .mode-swap>.mode-swap__item{transition:opacity var(--motion-duration-toggle) var(--motion-ease-out),transform var(--motion-duration-toggle) var(--motion-ease-out)}
html.js[data-mode="easy"] .mode-swap>[data-for="pro"],html.js[data-mode="pro"] .mode-swap>[data-for="easy"]{opacity:0;visibility:hidden;transform:translateY(var(--motion-mode-rise))}
html:not(.js) .mode-swap>.mode-swap__item{grid-area:auto}
html:not(.js) .mode-swap{gap:.6rem}
@keyframes mode-in{from{opacity:0;transform:translateY(var(--motion-mode-rise))}to{opacity:1;transform:none}}
html.mode-switched [data-layer="pro"]{animation:mode-in var(--motion-duration-toggle) var(--motion-ease-out)}
.nojs-only{display:none}
html:not(.js) .nojs-only{display:block}
html:not(.js) .js-only{display:none!important}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0ms!important;animation-iteration-count:1!important;transition-duration:0ms!important;scroll-behavior:auto!important}}

/* ---------- Additions ---------- */
html.js .nojs-only-inline{display:none!important}
html:not(.js) .nojs-only-inline{display:inline-flex}
.logo{padding-block:10px}               /* clear space: 1/4 keycap height around the lockup */
.bar__txt{color:var(--color-bar-text)}
.bar__txt b{font-weight:700}
@media (max-width:600px){.bar{font-size:.8125rem}.bar a{white-space:nowrap}}
.section--tight{padding-block:calc(var(--space-3xl) * .6)}
.section--flush{padding-block:0 var(--space-xl)}
.page-body{padding-bottom:var(--space-xl)}
.page-body>*+*{margin-top:var(--space-lg)}
.sec-h{font-size:clamp(1.375rem,2.2vw,1.75rem);margin-top:var(--space-2xl);margin-bottom:var(--space-md)}
.page-body>.sec-h:first-child{margin-top:0}
.note{font-size:var(--font-size-sm);color:var(--color-text-muted);max-width:var(--content-max)}
.note b{color:var(--ink)}
.back{font-weight:600}
@media (max-width:420px){.site-header .logo svg{height:25px}.header-tools{gap:6px}.site-header .mode-toggle{width:6.5rem}.menu summary{width:40px;height:40px}}

/* Content-only /ai-setup/ stand-in (src/ai-setup-pilot.njk) */
.pilot-page { max-width: 65ch; }
.pilot-page p { margin: 0 0 1em; }
.pilot-page .pilot-cta { margin-top: 1.5em; font-size: 1.125rem; }