/* SIDEWIZE V4.1 — base / layout primitives */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-sans);font-size:var(--fs-body);line-height:var(--lh-body);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg,video{display:block;max-width:100%}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.02em;text-wrap:balance}
p{margin:0;text-wrap:pretty}
ul,ol{margin:0;padding:0}
:focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:6px}
::selection{background:var(--accent);color:var(--on-accent)}

.sr-only{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{position:absolute;left:-9999px;top:8px;z-index:200;background:var(--accent);color:var(--on-accent);padding:10px 16px;border-radius:var(--r-sm);font-weight:600;text-decoration:none}
.skip:focus{left:8px}

.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--s3)}
@media (min-width:1024px){.wrap{padding-inline:var(--s4)}}
.section{padding-block:var(--s8)}
@media (min-width:1024px){.section{padding-block:var(--s9)}}
.section--tight{padding-block:var(--s6)}
.section--alt{background:var(--bg-2);border-block:1px solid var(--line)}

.stack>*+*{margin-top:var(--s2)}
.row{display:flex;gap:var(--s2);align-items:center;flex-wrap:wrap}
.grid{display:grid;gap:var(--s3)}
.g2{grid-template-columns:1fr}
.g3{grid-template-columns:1fr}
.g4{grid-template-columns:1fr}
@media (min-width:768px){.g2{grid-template-columns:1fr 1fr}.g3{grid-template-columns:1fr 1fr}.g4{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}}

/* Type roles */
.t-display{font-size:var(--fs-display);line-height:var(--lh-tight);letter-spacing:-.03em;font-weight:600}
.t-h1{font-size:var(--fs-h1);line-height:1.1;letter-spacing:-.025em}
.t-h2{font-size:var(--fs-h2);line-height:1.15;letter-spacing:-.022em}
.t-h3{font-size:var(--fs-h3);line-height:var(--lh-snug);letter-spacing:-.01em}
.t-lead{font-size:var(--fs-lead);color:var(--ink-2);line-height:1.55}
.t-sm{font-size:var(--fs-sm)}
.t-xs{font-size:var(--fs-xs)}
.t-muted{color:var(--muted)}
.t-ink2{color:var(--ink-2)}
.t-serif{font-family:var(--font-serif);font-style:italic;font-weight:400;letter-spacing:-.01em}
.t-accent{color:var(--accent-ink)}
.t-num{font-variant-numeric:tabular-nums}
.label{font-family:var(--font-mono);font-size:var(--fs-label);letter-spacing:.12em;text-transform:uppercase;color:var(--accent-ink);font-weight:500}
.label--muted{color:var(--muted)}
.measure{max-width:var(--maxw-text)}
.center{text-align:center}
.mx-auto{margin-inline:auto}

.sec-head{max-width:760px;margin-bottom:var(--s5)}
.sec-head.center{margin-inline:auto}
.sec-head .label{display:block;margin-bottom:var(--s1)}
.sec-head .t-lead{margin-top:var(--s2)}

/* Entrance (subtle stagger; disabled for reduced motion) */
.reveal{opacity:0;transform:translateY(12px);transition:opacity var(--dur-3) var(--ease),transform var(--dur-3) var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none}}
.no-js .reveal{opacity:1;transform:none}