/* Layout: legal reading page. Sticky contents rail on wide screens beside a 68ch article; a bold no-AI statement leads. */
:root{
  --paper:#F1F4F7; --panel:#FFFFFF; --panel-2:#E6EBF1;
  --ink:#0C1424; --ink-soft:#4A5669; --ink-faint:#8691A3; --rule:#D3DAE3;
  --accent:#1E3FD0; --ember:#D9501A; --ok:#1F7A55;
  --f-display:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --f-brand:"Unbounded","Segoe UI",system-ui,sans-serif;
  --f-body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --maxw:1120px; color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#070B13; --panel:#0E1420; --panel-2:#121A28;
    --ink:#E6EBF2; --ink-soft:#A2ADBE; --ink-faint:#687387; --rule:#212B3D;
    --accent:#8EA3FF; --ember:#FF7A3C; --ok:#5FD0A0; color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --paper:#070B13; --panel:#0E1420; --panel-2:#121A28;
  --ink:#E6EBF2; --ink-soft:#A2ADBE; --ink-faint:#687387; --rule:#212B3D;
  --accent:#8EA3FF; --ember:#FF7A3C; --ok:#5FD0A0; color-scheme:dark;
}
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
[hidden]{display:none!important}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1rem/1.7 var(--f-body);-webkit-font-smoothing:antialiased}
h1,h2,h3,p,ul,ol{margin:0}
h1,h2,h3{text-wrap:balance}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:var(--paper);border-bottom:1px solid var(--rule)}
.top-row{display:flex;align-items:center;gap:16px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none}
.brand svg{width:26px;height:26px;flex:none}
.brand-word{font:600 1.02rem/1 var(--f-brand);letter-spacing:.18em}
.top-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.home-link{color:var(--ink-soft);text-decoration:none;font-size:.92rem}
.home-link:hover{color:var(--ink)}
.icon-btn{width:40px;height:40px;display:inline-grid;place-items:center;border-radius:999px;border:1px solid var(--rule);background:transparent;color:var(--ink);cursor:pointer}
.icon-btn:hover{border-color:var(--ink)}
.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
#theme-toggle .i-sun{display:none}
#theme-toggle[data-mode="dark"] .i-sun{display:block}
#theme-toggle[data-mode="dark"] .i-moon{display:none}

/* title */
.title{padding-block:clamp(36px,6vw,72px) clamp(24px,4vw,40px);border-bottom:1px solid var(--rule)}
.eyebrow{font:500 .72rem/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.title h1{margin-top:14px;font:600 clamp(2rem,1.3rem + 3vw,3.2rem)/1.08 var(--f-display);letter-spacing:-.025em}
.title .meta{margin-top:14px;font:500 .8rem/1.4 var(--f-mono);color:var(--ink-faint)}
.title .lead{margin-top:16px;max-width:62ch;font-size:1.12rem;line-height:1.6;color:var(--ink-soft)}

/* body */
.doc{display:grid;grid-template-columns:220px minmax(0,1fr);gap:clamp(28px,5vw,64px);padding-block:clamp(28px,4vw,48px) 72px}
@media (max-width:860px){.doc{grid-template-columns:minmax(0,1fr)}}
.toc{position:sticky;top:88px;align-self:start;display:grid;gap:10px}
.toc .eyebrow{color:var(--ink-faint)}
.toc ol{list-style:none;padding:0;display:grid;gap:2px;counter-reset:t}
.toc a{display:block;padding:5px 0 5px 12px;border-left:2px solid var(--rule);color:var(--ink-soft);text-decoration:none;font-size:.88rem;line-height:1.35}
.toc a:hover{color:var(--ink);border-left-color:var(--ink-faint)}
.toc a.active{color:var(--ink);border-left-color:var(--accent)}
@media (max-width:860px){
  .toc{position:static;padding:14px 16px;border:1px solid var(--rule);border-radius:12px;background:var(--panel)}
  .toc ol{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:16px}
  .toc a{border-left:0;padding:4px 0}
}
@media (max-width:420px){.toc ol{grid-template-columns:minmax(0,1fr)}}

article{min-width:0;max-width:68ch;display:grid;gap:44px}
.pledge{display:grid;gap:12px;padding:clamp(20px,3vw,28px);border-radius:16px;background:var(--ink);color:var(--paper)}
.pledge .eyebrow{color:var(--ember)}
.pledge h2{font:600 clamp(1.35rem,1.1rem + 1vw,1.75rem)/1.2 var(--f-display);letter-spacing:-.015em}
.pledge p{font-size:1rem;line-height:1.6;opacity:.86}
.pledge strong{opacity:1;font-weight:600}
.short{display:grid;gap:10px}
.short h2{font:600 1.15rem/1.3 var(--f-display)}
.short ul{list-style:none;padding:0;display:grid;gap:8px}
.short li{position:relative;padding-left:22px;color:var(--ink-soft)}
.short li::before{content:"";position:absolute;left:2px;top:.62em;width:9px;height:9px;border-radius:2px;background:var(--accent)}
.short li b{color:var(--ink);font-weight:600}

section{display:grid;gap:14px;scroll-margin-top:84px}
section h2{display:flex;gap:12px;align-items:baseline;font:600 1.35rem/1.25 var(--f-display);letter-spacing:-.01em}
section h2 .n{font:500 .78rem/1 var(--f-mono);color:var(--ink-faint);font-variant-numeric:tabular-nums}
section p,section li{color:var(--ink-soft)}
section p b,section li b{color:var(--ink);font-weight:600}
section ul{padding-left:1.2em;display:grid;gap:6px}
.note{padding:14px 16px;border-radius:12px;border:1px solid var(--rule);background:var(--panel-2);font-size:.94rem}
.table-wrap{overflow-x:auto;border:1px solid var(--rule);border-radius:12px;background:var(--panel)}
table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:520px}
th,td{text-align:left;vertical-align:top;padding:12px 14px;border-top:1px solid var(--rule)}
thead th{border-top:0;font:500 .7rem/1.3 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);background:var(--panel-2)}
td:first-child{color:var(--ink);font-weight:500;white-space:nowrap}
td{color:var(--ink-soft)}
.keep{font-family:var(--f-mono);font-size:.86rem;color:var(--ink)}
.mail{font-family:var(--f-mono);font-size:.94em;color:var(--ink);-webkit-user-select:all;user-select:all}

/* footer */
.foot{border-top:1px solid var(--rule)}
.foot-row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;padding-block:22px;font:500 .74rem/1.4 var(--f-mono);letter-spacing:.06em;color:var(--ink-faint)}
.foot-row nav{display:flex;flex-wrap:wrap;gap:8px 20px}
.foot-row a{color:var(--ink-soft);text-decoration:none}
.foot-row a:hover{color:var(--ink)}
.foot-row a[aria-current]{color:var(--ink)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

section ol.steps-list{padding-left:1.3em;display:grid;gap:6px}
section ol.steps-list li::marker{font-family:var(--f-mono);color:var(--ink-faint)}